Optimistic time, most likely time and pessimistic times for the activities of a network in the given figure are written above their arrows. If the contractual obligation time for the project is 75, the latest occurrence time for the event 2, is

Orbital radius of GPS satellites is approximately:

Ordinary concrete is not used for concrete grade

Ordinary Portland cement is manufactured from

Ordinary rails are made of

Orientation of a plane table by solving two point problems is only adopted when

Ornamental moulded course placed on the top of a wall, is

Orthotolidine test is used for determination of

Other conditions being same, the load factor in indeterminate structures is

other in a load bearing wall shall not be less than

Output of a bulldozer is
(i)      Increased if drawbar HP of the tractor is increased for a given hauling distance
(ii)     Decreased if drawbar HP of the tractor is increased for a given hauling distance
(iii)     Increased if the hauling distance is increased for a given drawbar HP of the tractor
(iv)      Decreased if the hauling distance is increased for a given drawbar HP of the tractor Of these statement

Outstanding length of a compression member consisting of a channel, is measured as

Over taking time required for a vehicle with design speed 50 km ph and overtaking acceleration 1.25 m/sec2 to overtake a vehicle moving at a speed 30 km ph, is

Overall depth of a dog spike, is

Over-consolidation of soils is caused due to

Over-turning of vehicles on a curve can be avoided by using

Oxidation process results in the formation of

P’ is the force acting on a body whose mass is ‘m’ and acceleration is ‘f. The equation P – mf= 0, is known as

P’ is the pre-stressed force applied to tendon of a rectangular pre-stressed beam whose area of
cross section is ‘A’ and sectional modulus is ‘Z’ . The minimum stress ‘f’on the beam subjected to a
maximum bending moment ‘ M’ is

P.V.C. pipes can withstand pressure bead of water upto

Packing of ballast is done

Paints with white lead base are suitable for painting of

Pandrol clips cannot be used with

Pantograph is used for

Parallax bar measures

Parallelogram Law of Forces states, “if two forces acting simultaneously on a particle be represented in magnitude and direction by two adjacent sides of a parallelogram, their resultant may be represented in magnitude and direction by

Parapet walls along hill roads, are provided

Particles of 0.002 mm size are that of

Passing zones are generally not provided on

Pathogens (or pathogenic bacterias) in water may cause

Pavement is said to be flexible if it contains

Pegmatite is a/an

Penetration test on bitumen is used for determining its

Per capita demand of water is calculated in litres

Percentage content of silica in window glass, is

Percentage of bacterial load that can be removed from water by the process of plain sedimentation is about

Percentage of carbon content in mild steel is

Percentage of free carbon in bitumen is

Percentage of pozzolanic material containing clay upto 80% used for the manufacture of pozzolana
cement, is

Percentage of silica in a good brick earth lies between

Perched aquifers are generally found

Perched aquifers generally occur

Percussion drilling is unsuitable in

Perforated cover plates are particularly suitable for built up sections consisting of

Period of cleaning of slow sand filters is about

Periodic time of a particle moving with simple harmonic motion is the time taken by the particle for

Periodic time of body moving with simple harmonic motion, is

Permanent adjustments of a level are

Permanent hardness of water can be removed by

Permanent magnets are made of high carbon steel and

Permissible compressive strength of M 150 concrete grade is

Permissible compressive strength of M 200 concrete grade is

Permissible compressive strength of M 200 concrete grade is

Permissible compressive strength of M 300 concrete grade is

Perpendicular offset from a tangent to the junction of a transition curve and circular curve is equal to

Perpendicularity of an offset may be judged by eye, if the length of the offset is

Perspective centre relates to

PERT analysis is based on

PERT is

PERT technique of network analysis is mainly useful for

pH value of sludge during alkaline regression stage, is

Physical properties of a permeant which influence permeability are

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Pick up the correct statement from the following. A rubber ball when strikes a wall rebounds but a lead ball of same mass and velocity when strikes the same wall, falls down

Pick up the correct statement from the following. The difference between the longitudes of the places is obtained.

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