Herewith below we have shared more than MCQs in Fluid Mechanics and Hydraulics of our Civil Engineering subject. This will be very useful to study MCQs in systematic Manner.
Quiz-summary
0 of 447 questions completed
Questions:
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31
- 32
- 33
- 34
- 35
- 36
- 37
- 38
- 39
- 40
- 41
- 42
- 43
- 44
- 45
- 46
- 47
- 48
- 49
- 50
- 51
- 52
- 53
- 54
- 55
- 56
- 57
- 58
- 59
- 60
- 61
- 62
- 63
- 64
- 65
- 66
- 67
- 68
- 69
- 70
- 71
- 72
- 73
- 74
- 75
- 76
- 77
- 78
- 79
- 80
- 81
- 82
- 83
- 84
- 85
- 86
- 87
- 88
- 89
- 90
- 91
- 92
- 93
- 94
- 95
- 96
- 97
- 98
- 99
- 100
- 101
- 102
- 103
- 104
- 105
- 106
- 107
- 108
- 109
- 110
- 111
- 112
- 113
- 114
- 115
- 116
- 117
- 118
- 119
- 120
- 121
- 122
- 123
- 124
- 125
- 126
- 127
- 128
- 129
- 130
- 131
- 132
- 133
- 134
- 135
- 136
- 137
- 138
- 139
- 140
- 141
- 142
- 143
- 144
- 145
- 146
- 147
- 148
- 149
- 150
- 151
- 152
- 153
- 154
- 155
- 156
- 157
- 158
- 159
- 160
- 161
- 162
- 163
- 164
- 165
- 166
- 167
- 168
- 169
- 170
- 171
- 172
- 173
- 174
- 175
- 176
- 177
- 178
- 179
- 180
- 181
- 182
- 183
- 184
- 185
- 186
- 187
- 188
- 189
- 190
- 191
- 192
- 193
- 194
- 195
- 196
- 197
- 198
- 199
- 200
- 201
- 202
- 203
- 204
- 205
- 206
- 207
- 208
- 209
- 210
- 211
- 212
- 213
- 214
- 215
- 216
- 217
- 218
- 219
- 220
- 221
- 222
- 223
- 224
- 225
- 226
- 227
- 228
- 229
- 230
- 231
- 232
- 233
- 234
- 235
- 236
- 237
- 238
- 239
- 240
- 241
- 242
- 243
- 244
- 245
- 246
- 247
- 248
- 249
- 250
- 251
- 252
- 253
- 254
- 255
- 256
- 257
- 258
- 259
- 260
- 261
- 262
- 263
- 264
- 265
- 266
- 267
- 268
- 269
- 270
- 271
- 272
- 273
- 274
- 275
- 276
- 277
- 278
- 279
- 280
- 281
- 282
- 283
- 284
- 285
- 286
- 287
- 288
- 289
- 290
- 291
- 292
- 293
- 294
- 295
- 296
- 297
- 298
- 299
- 300
- 301
- 302
- 303
- 304
- 305
- 306
- 307
- 308
- 309
- 310
- 311
- 312
- 313
- 314
- 315
- 316
- 317
- 318
- 319
- 320
- 321
- 322
- 323
- 324
- 325
- 326
- 327
- 328
- 329
- 330
- 331
- 332
- 333
- 334
- 335
- 336
- 337
- 338
- 339
- 340
- 341
- 342
- 343
- 344
- 345
- 346
- 347
- 348
- 349
- 350
- 351
- 352
- 353
- 354
- 355
- 356
- 357
- 358
- 359
- 360
- 361
- 362
- 363
- 364
- 365
- 366
- 367
- 368
- 369
- 370
- 371
- 372
- 373
- 374
- 375
- 376
- 377
- 378
- 379
- 380
- 381
- 382
- 383
- 384
- 385
- 386
- 387
- 388
- 389
- 390
- 391
- 392
- 393
- 394
- 395
- 396
- 397
- 398
- 399
- 400
- 401
- 402
- 403
- 404
- 405
- 406
- 407
- 408
- 409
- 410
- 411
- 412
- 413
- 414
- 415
- 416
- 417
- 418
- 419
- 420
- 421
- 422
- 423
- 424
- 425
- 426
- 427
- 428
- 429
- 430
- 431
- 432
- 433
- 434
- 435
- 436
- 437
- 438
- 439
- 440
- 441
- 442
- 443
- 444
- 445
- 446
- 447
Information
Welcome to Practise Section…
Have a Nice day!
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading...
You must sign in or sign up to start the quiz.
You have to finish following quiz, to start this quiz:
Results
Your time:
Time has elapsed
You have reached 0 of 0 points, (0)
Categories
- Fluid Mechanics and Hydraulics Practise MCQs 0%
-
thanks for being a part
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31
- 32
- 33
- 34
- 35
- 36
- 37
- 38
- 39
- 40
- 41
- 42
- 43
- 44
- 45
- 46
- 47
- 48
- 49
- 50
- 51
- 52
- 53
- 54
- 55
- 56
- 57
- 58
- 59
- 60
- 61
- 62
- 63
- 64
- 65
- 66
- 67
- 68
- 69
- 70
- 71
- 72
- 73
- 74
- 75
- 76
- 77
- 78
- 79
- 80
- 81
- 82
- 83
- 84
- 85
- 86
- 87
- 88
- 89
- 90
- 91
- 92
- 93
- 94
- 95
- 96
- 97
- 98
- 99
- 100
- 101
- 102
- 103
- 104
- 105
- 106
- 107
- 108
- 109
- 110
- 111
- 112
- 113
- 114
- 115
- 116
- 117
- 118
- 119
- 120
- 121
- 122
- 123
- 124
- 125
- 126
- 127
- 128
- 129
- 130
- 131
- 132
- 133
- 134
- 135
- 136
- 137
- 138
- 139
- 140
- 141
- 142
- 143
- 144
- 145
- 146
- 147
- 148
- 149
- 150
- 151
- 152
- 153
- 154
- 155
- 156
- 157
- 158
- 159
- 160
- 161
- 162
- 163
- 164
- 165
- 166
- 167
- 168
- 169
- 170
- 171
- 172
- 173
- 174
- 175
- 176
- 177
- 178
- 179
- 180
- 181
- 182
- 183
- 184
- 185
- 186
- 187
- 188
- 189
- 190
- 191
- 192
- 193
- 194
- 195
- 196
- 197
- 198
- 199
- 200
- 201
- 202
- 203
- 204
- 205
- 206
- 207
- 208
- 209
- 210
- 211
- 212
- 213
- 214
- 215
- 216
- 217
- 218
- 219
- 220
- 221
- 222
- 223
- 224
- 225
- 226
- 227
- 228
- 229
- 230
- 231
- 232
- 233
- 234
- 235
- 236
- 237
- 238
- 239
- 240
- 241
- 242
- 243
- 244
- 245
- 246
- 247
- 248
- 249
- 250
- 251
- 252
- 253
- 254
- 255
- 256
- 257
- 258
- 259
- 260
- 261
- 262
- 263
- 264
- 265
- 266
- 267
- 268
- 269
- 270
- 271
- 272
- 273
- 274
- 275
- 276
- 277
- 278
- 279
- 280
- 281
- 282
- 283
- 284
- 285
- 286
- 287
- 288
- 289
- 290
- 291
- 292
- 293
- 294
- 295
- 296
- 297
- 298
- 299
- 300
- 301
- 302
- 303
- 304
- 305
- 306
- 307
- 308
- 309
- 310
- 311
- 312
- 313
- 314
- 315
- 316
- 317
- 318
- 319
- 320
- 321
- 322
- 323
- 324
- 325
- 326
- 327
- 328
- 329
- 330
- 331
- 332
- 333
- 334
- 335
- 336
- 337
- 338
- 339
- 340
- 341
- 342
- 343
- 344
- 345
- 346
- 347
- 348
- 349
- 350
- 351
- 352
- 353
- 354
- 355
- 356
- 357
- 358
- 359
- 360
- 361
- 362
- 363
- 364
- 365
- 366
- 367
- 368
- 369
- 370
- 371
- 372
- 373
- 374
- 375
- 376
- 377
- 378
- 379
- 380
- 381
- 382
- 383
- 384
- 385
- 386
- 387
- 388
- 389
- 390
- 391
- 392
- 393
- 394
- 395
- 396
- 397
- 398
- 399
- 400
- 401
- 402
- 403
- 404
- 405
- 406
- 407
- 408
- 409
- 410
- 411
- 412
- 413
- 414
- 415
- 416
- 417
- 418
- 419
- 420
- 421
- 422
- 423
- 424
- 425
- 426
- 427
- 428
- 429
- 430
- 431
- 432
- 433
- 434
- 435
- 436
- 437
- 438
- 439
- 440
- 441
- 442
- 443
- 444
- 445
- 446
- 447
- Answered
- Review
-
Question 1 of 447
1. Question
When a body is placed over a liquid, it will sink down if
-
Question 2 of 447
2. Question
The property by virtue of which a liquid opposes relative motion between its different layers is called
-
Question 3 of 447
3. Question
A weir is said to be narrow-crested weir, if the width of the crest of the weir is half the height of water above the weir crest.
-
Question 4 of 447
4. Question
Euler’s dimensionless number relates the following
-
Question 5 of 447
5. Question
When a body floating in a liquid, is displaced slightly, it oscillates about
-
Question 6 of 447
6. Question
The pressure of the liquid flowing through the divergent portion of a Venturimeter
-
Question 7 of 447
7. Question
When the Mach number is between the flow is called super-sonic flow.
-
Question 8 of 447
8. Question
In an immersed body, centre of pressure is
-
Question 9 of 447
9. Question
Steady flow occurs when
-
Question 10 of 447
10. Question
A flow is called super-sonic if the
-
Question 11 of 447
11. Question
In a forced vortex, the velocity of flow everywhere within the fluid is
-
Question 12 of 447
12. Question
Mach number is significant in
-
Question 13 of 447
13. Question
A fluid which obeys the Newton’s law of viscosity is termed as
-
Question 14 of 447
14. Question
In order that flow takes place between two points in a pipeline, the differential pressure between these points must be more than
-
Question 15 of 447
15. Question
For similarity, in addition to models being geometrically similar to prototype, the following in both cases should also be equal
-
Question 16 of 447
16. Question
The value of coefficient of velocity for a sharp edged orifice with the head of water.
-
Question 17 of 447
17. Question
If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be
-
Question 18 of 447
18. Question
The ratio of the inertia force to the is called Euler’s number.
-
Question 19 of 447
19. Question
A one dimensional flow is one which
-
Question 20 of 447
20. Question
An opening in the side of a tank or vessel such that the liquid surface with the tank is below the top edge of the opening, is called
-
Question 21 of 447
21. Question
The property of fluid by virtue of which it offers resistance to shear is called
-
Question 22 of 447
22. Question
Coefficient of velocity is defined as the ratio of
-
Question 23 of 447
23. Question
The mass of 2.5 m3 of a certain liquid is 2 tonnes. Its mass density is
-
Question 24 of 447
24. Question
A fluid in equilibrium can’t sustain
-
Question 25 of 447
25. Question
When a plate is immersed in a liquid parallel to the flow, it will be subjected to a pressure that if the same plate is immersed perpendicular to the flow.
-
Question 26 of 447
26. Question
An object having 10 kg mass weighs 9.81 kg on a spring balance. The value of ‘g’ at this place is
-
Question 27 of 447
27. Question
A flow is called hyper-sonic, if the Mach number is
-
Question 28 of 447
28. Question
Liquids
-
Question 29 of 447
29. Question
When a cylindrical vessel containing liquid is resolved, the surface of the liquid takes the shape of
-
Question 30 of 447
30. Question
Fluid is a substance that
-
Question 31 of 447
31. Question
The force exerted by a moving fluid on an immersed body is directly proportional to the rate of change of momentum due to the presence of the body. This statement is called
-
Question 32 of 447
32. Question
The property of a fluid which enables it to resist tensile stress is known as
-
Question 33 of 447
33. Question
The loss of pressure head in case of laminar flow is proportional to
-
Question 34 of 447
34. Question
The surface tension of mercury at normal temperature compared to that of water is
-
Question 35 of 447
35. Question
An air vessel is provided at the summit in a siphon to
-
Question 36 of 447
36. Question
The unit of viscosity is
-
Question 37 of 447
37. Question
Select the correct statement
-
Question 38 of 447
38. Question
Choose the wrong statement. Alcohol is used in manometer, because
-
Question 39 of 447
39. Question
When a tank containing liquid moves with an acceleration in the horizontal direction, then the free surface of the liquid
-
Question 40 of 447
40. Question
A pressure of 25 m of head of water is equal to
-
Question 41 of 447
41. Question
The hammer blow in pipes occurs when
-
Question 42 of 447
42. Question
The resultant upward pressure of the fluid on an immersed body is called
-
Question 43 of 447
43. Question
When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as
-
Question 44 of 447
44. Question
If the surface of liquid is convex, men
-
Question 45 of 447
45. Question
The atmospheric pressure with rise in altitude decreases
-
Question 46 of 447
46. Question
Dynamic viscosity of most of the gases with rise in temperature
-
Question 47 of 447
47. Question
Center of buoyancy is the
-
Question 48 of 447
48. Question
For a body floating in a liquid the normal pressure exerted by the liquid acts at
-
Question 49 of 447
49. Question
Newton’s law of viscosity is a relationship between
-
Question 50 of 447
50. Question
Differential manometer is used to measure
-
Question 51 of 447
51. Question
When a body is immersed wholly or partially in a liquid, it is lifted up by a force equal to the weight of liquid displaced by the body. This statement is called
-
Question 52 of 447
52. Question
Non uniform flow occurs when
-
Question 53 of 447
53. Question
When a tube of smaller diameter is dipped in water, the water rises in the tube with an upward surface.
-
Question 54 of 447
54. Question
A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury?
-
Question 55 of 447
55. Question
A flow through an expanding tube at constant rate is called
-
Question 56 of 447
56. Question
Reynolds number is significant in
-
Question 57 of 447
57. Question
The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number)
-
Question 58 of 447
58. Question
Practical fluids
-
Question 59 of 447
59. Question
The tendency of a liquid surface to contract is due to the following property
-
Question 60 of 447
60. Question
The Newton’s law of resistance is based on the assumption that the
-
Question 61 of 447
61. Question
For manometer, a better liquid combination is one having
-
Question 62 of 447
62. Question
The flow in a pipe is neither laminar nor turbulent when Reynold number is
-
Question 63 of 447
63. Question
The point in the immersed body through which the resultant pressure of the liquid may be taken to act is known as
-
Question 64 of 447
64. Question
Stoke is the unit of
-
Question 65 of 447
65. Question
The vapour pressure over the concave surface is
-
Question 66 of 447
66. Question
The velocity at which the flow changes from laminar flow to turbulent flow is called
-
Question 67 of 447
67. Question
Mercury is often used in barometer because
-
Question 68 of 447
68. Question
A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. Which of the following statement is correct?
-
Question 69 of 447
69. Question
Center of pressure compared to e.g. is
-
Question 70 of 447
70. Question
The centre of gravity of the volume of the liquid displaced by an immersed body is called
-
Question 71 of 447
71. Question
Gradually varied flow is
-
Question 72 of 447
72. Question
The viscosity of water at 20°C is
-
Question 73 of 447
73. Question
The velocity of jet of water travelling out of opening in a tank filled with water is proportional to
-
Question 74 of 447
74. Question
According to Bernoulli’s equation for steady ideal fluid flow
-
Question 75 of 447
75. Question
The discharge through a convergent mouthpiece is the discharge through an internal mouthpiece of the same diameter and head of water.
-
Question 76 of 447
76. Question
Bernoulli equation deals with the law of conservation of
-
Question 77 of 447
77. Question
Principle of similitude forms the basis of
-
Question 78 of 447
78. Question
The rise of liquid along the walls of a revolving cylinder about the initial level is the depression of the liquid at the axis of rotation.
-
Question 79 of 447
79. Question
Hot wire anemometer is used to measure
-
Question 80 of 447
80. Question
Venturimeter is used to
-
Question 81 of 447
81. Question
The two important forces for a floating body are
-
Question 82 of 447
82. Question
The kinematic viscosity of an oil (in stokes) whose specific gravity is 0.95 and viscosity 0.011 poise, is
-
Question 83 of 447
83. Question
According to the principle of buoyancy a body totally or partially immersed in a fluid will be lifted up by a force equal to
-
Question 84 of 447
84. Question
The pressure measured with the help of a pressure gauge is called
-
Question 85 of 447
85. Question
The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the Centroid, if
-
Question 86 of 447
86. Question
The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to
-
Question 87 of 447
87. Question
Capillary action is due to the
-
Question 88 of 447
88. Question
The intensity of pressure on an immersed surface with the increase in depth.
-
Question 89 of 447
89. Question
Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the
-
Question 90 of 447
90. Question
Which of the following statement is correct?
-
Question 91 of 447
91. Question
A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will
-
Question 92 of 447
92. Question
A flow through a long pipe at constant rate is called
-
Question 93 of 447
93. Question
Choose the wrong statement
-
Question 94 of 447
94. Question
The unit of dynamic viscosity in S.I. units is
-
Question 95 of 447
95. Question
A perfect gas
-
Question 96 of 447
96. Question
In a free nappe,
-
Question 97 of 447
97. Question
In a static fluid
-
Question 98 of 447
98. Question
One litre of water occupies a volume of
-
Question 99 of 447
99. Question
A balloon lifting in air follows the following principle
-
Question 100 of 447
100. Question
The ratio of absolute viscosity to mass density is known as
-
Question 101 of 447
101. Question
Reynold’s number is the ratio of inertia force to
-
Question 102 of 447
102. Question
Metacentric height is given as the distance between
-
Question 103 of 447
103. Question
In a footstep bearing, if the speed of the shaft is doubled, then the torque required to overcome the viscous resistance will be
-
Question 104 of 447
104. Question
The continuity equation is connected with
-
Question 105 of 447
105. Question
The most economical section of a trapezoidal channel is one which has hydraulic mean depth equal to
-
Question 106 of 447
106. Question
The speed of sound in a ideal gas varies directly as it’s
-
Question 107 of 447
107. Question
The absolute pressure is equal to
-
Question 108 of 447
108. Question
Unit of surface tension is
-
Question 109 of 447
109. Question
A Piezometer tube is used only for measuring
-
Question 110 of 447
110. Question
The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is approximately
-
Question 111 of 447
111. Question
The Cipoletti weir is a weir.
-
Question 112 of 447
112. Question
Pressure of the order of 10″ torr can be measured by
-
Question 113 of 447
113. Question
The volume of a fluid as the pressure increases.
-
Question 114 of 447
114. Question
Buoyant force is
-
Question 115 of 447
115. Question
A flow through a long pipe at decreasing rate is called uniform flow.
-
Question 116 of 447
116. Question
Choose the wrong statement
-
Question 117 of 447
117. Question
The intensity of pressure at any point, in a liquid, is to the depth of liquid from the surface.
-
Question 118 of 447
118. Question
True one-dimensional flow occurs when
-
Question 119 of 447
119. Question
The discharge in an open channel corresponding to critical depth is
-
Question 120 of 447
120. Question
A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is
-
Question 121 of 447
121. Question
A pitot tube is used to measure the
-
Question 122 of 447
122. Question
The total energy of each particle at various places in the case of perfect incompressible fluid flowing in continuous stream
-
Question 123 of 447
123. Question
The critical depth meter is used to measure
-
Question 124 of 447
124. Question
Two pipe systems can be said to be equivalent, when the following quantities are same
-
Question 125 of 447
125. Question
In a footstep bearing, if the radius of the shaft is doubled, then the torque required to overcome the viscous resistance will be
-
Question 126 of 447
126. Question
Surface tension has the units of
-
Question 127 of 447
127. Question
The value of bulk modulus of a fluid is required to determine
-
Question 128 of 447
128. Question
Fluid is a substance which offers no resistance to change of
-
Question 129 of 447
129. Question
The pressure less than atmospheric pressure is known as
-
Question 130 of 447
130. Question
The normal stress in a fluid will be constant in all directions at a point only if
-
Question 131 of 447
131. Question
If ‘W is the specific weight of liquid and ‘k the depth of any point from the surface, then pressure intensity at that point will be
-
Question 132 of 447
132. Question
A compound pipe is required to be replaced by a new pipe. The two pipes are said to be equivalent, if
-
Question 133 of 447
133. Question
The center of gravity of the volume of the liquid displaced by an immersed body is called
-
Question 134 of 447
134. Question
A flow is called sub-sonic, if the Mach number is
-
Question 135 of 447
135. Question
Barometer is used to measure
-
Question 136 of 447
136. Question
The hydraulic gradient line lies over the centre line of the pipe by an amount equal to the
-
Question 137 of 447
137. Question
The center of pressure of a surface subjected to fluid pressure is the point
-
Question 138 of 447
138. Question
The variation in the volume of a liquid with the variation of pressure is called its
-
Question 139 of 447
139. Question
The surface tension of mercury at normal temperature is that of water.
-
Question 140 of 447
140. Question
Flow of water in a pipe about 3 metres in diameter can be measured by
-
Question 141 of 447
141. Question
The equation of continuity holds good when the flow
-
Question 142 of 447
142. Question
A thick liquid like syrup has a viscosity than a light liquid like water.
-
Question 143 of 447
143. Question
Cavitation will begin when
-
Question 144 of 447
144. Question
When a liquid is flowing through a pipe, the velocity of the liquid is
-
Question 145 of 447
145. Question
Metacentric height is the distance between the metacentre and
-
Question 146 of 447
146. Question
The velocity through a channel of circular section will be maximum when the depth of water is the diameter of the circular channel.
-
Question 147 of 447
147. Question
Resultant pressure of the liquid in the case of an immersed body acts through
-
Question 148 of 447
148. Question
A fluid is said to be ideal, if it is
-
Question 149 of 447
149. Question
In a depressed nappe
-
Question 150 of 447
150. Question
The value of the coefficient of compressibility for water at ordinary pressure and temperature in kg/cm is equal to
-
Question 151 of 447
151. Question
In one dimensional flow, the flow
-
Question 152 of 447
152. Question
To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than
-
Question 153 of 447
153. Question
Metacentre is the point of intersection of
-
Question 154 of 447
154. Question
The imaginary line drawn in the fluid in such a way that the tangent to any point gives the direction of motion at that point, is known as
-
Question 155 of 447
155. Question
An open vessel of water is accelerated up an inclined plane. The free water surface will
-
Question 156 of 447
156. Question
The discharge over a rectangular notch is
-
Question 157 of 447
157. Question
The flow in which each liquid particle has a definite path and their paths do not cross each other is called
-
Question 158 of 447
158. Question
The magnitude of water hammer depends upon the
-
Question 159 of 447
159. Question
The fluid forces considered in the Navier Stokes equation are
-
Question 160 of 447
160. Question
When the Venturimeter is inclined, then for a given flow it will show reading.
-
Question 161 of 447
161. Question
Cavitation is caused by
-
Question 162 of 447
162. Question
A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall acts at a distance from the liquid surface.
-
Question 163 of 447
163. Question
An ideal flow of any fluid must fulfill the following
-
Question 164 of 447
164. Question
The flow in a pipe or channel is said to be uniform when
-
Question 165 of 447
165. Question
Surface tension
-
Question 166 of 447
166. Question
Select the wrong statement
-
Question 167 of 447
167. Question
Alcohol is used in manometers because
-
Question 168 of 447
168. Question
If no resistance is encountered by displacement, such a substance is known as
-
Question 169 of 447
169. Question
The kinematic viscosity is the
-
Question 170 of 447
170. Question
Choose the correct relationship
-
Question 171 of 447
171. Question
The viscosity of water is than that of mercury.