In a liquid limit test, the moisture content at 10 blows was 70% and that at 100 blows was 20%. The liquid limit of the soil is :

If the co-efficient of active earth pressure is 1/3 the co-efficient of passive pressure is

Pick up the correct statement from the following:

Negative skin friction :

The component of a truss which support covering material of a sloping roof are

Pick up the correct statement from the following

Magnetic bearing of a survey line at any place

The total length of a cranked bar through a distance d at 45° in case of a beam of effective length L, is

A three hinged arch is generally hinged it its supports and

The strain energy stored in a spring when subjected to greatest load without being permanently distorted, is

In plastic analysis, the shape factor for a circular section, is

Diameter of a rivet hole is made larger than the diameter of the rivet by

The percentage of minimum reinforcement(mild steel ) of the gross sectional area in slabs is

le-Chateller's apparatus is used for testing

Curing will

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

An RCC column of 30 cm diameter is reinforced with 6 bars 12 mm dia. placed symmetrically along the circumference. It carries a load of 40000 kg axially, the stress developed is

The ratio of maximum deflection of a cantilever beam with an isolated load at its free end and with a uniformly distributed load over its entire length is

Centre of gravity of a trapezium of height h and parallel sides a and b, measured from the side b is at a distance of

Ball A of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/s hits an identical stationary ball B on the table. If the impact is perfectly elastic, the velocity of the ball B just after impact would be

Three forces which act on a rigid body to keep it in equilibrium the forces must be

The ratio of the moment of inertia of a rectangle about its centroidal axis to the moment of inertia about its base is

For perfectly elastic bodies, the co-efficient of restitutions is

If the length of a cantilever carrying an isolated load at its free end is doubled, the deflection of the free end will become

The Floating mooring does not require

Location of soundings by range and one angle is done by the surveyor

Littoral drift:

Anti-siphonage pipe is connected to

Pick up the correct statement from thefollowing

A roadstead

The ratio of the rate of change of discharge of an outlet and parent channel is known as

If Δ is the depth of water in meters, B is the base period and D is the duty in hectare/cumec, the relation which holds good is

The stress in the wall of a thin cylinder subjected to internal pressure

For the determination of allowable stress in axial compression, Bureau of Indian Standards has adopted

Effective length of a column effectively held in position and restrained in direction at both ends is

Irrigation canals are generally aligned along

A current meter measures the velocity of low, if it is held

The flow in open channel is laminar if the Reynolds number is

Pick up the correct statement from among the following

If P is the internal pressure in a thin cylinder of diameter d and thickness t, the hoop stress developed is

The ratio of the moments of resistance of a solid circular shaft of diameter D and a hollow shaft (external diameter D and internal diameter d) is

A rectangular beam 20 cm wide is subjected to a maximum shearing force of 10000 kg,the corresponding maximum shear stress being 30 kg/cm². The depth of the beam is

The length of pipe is L, velocity of flow of iquid in the pipes is V. if t is the time in seconds required to close the valve, the head of pressure H is

Manning's formula is used for

Which of the following is a failure in flexible pavements?

Which of the following methods will give the accurate result while traversing?

Which of the following is the accurate method for plotting traverse area?

A regular hexgonal prism of metal,having base edge 4 cm. and height 4 cm is melted and produced small hexagonal prism of height 4 cm. and base edge 1 cm.How many small prism will get :

An alloy of tin and copper consists 20 parts tin and 100 parts copper the % tin in the alloys.

Find the ratio of volumes of a circular cone to a cylinder having same diameter and height: