In a consolidated drained test on a normally consolidated clay, the volume of the soil sample during shear________________?
(A) decreases
(B) increases
(C) remains unchanged
(D) first increases and then decreases
Select the incorrect statement ?
(A) In a direct shear box test, the plane of shear failure is predetermined
(B) Better control is achieved on the drainage of the soil in a triaxial compression test
(C) Stress distribution on the failure plane in the case of triaxial compression test is uniform
(D) Unconfined compression test can be carried out on all types of soils
Select the incorrect statement?
(A) Bearing capacity of a soil depends upon the amount and direction of load
(B) Bearing capacity of a soil depends on the type of soil
(C) Bearing capacity of a soil depends upon shape and size of footing
(D) Bearing capacity of a soil is indepen-dent of rate of loading
Rise of water table in cohesionless soils upto ground surface reduces the net ultimate bearing capacity approximately by________________?
(A) 25%
(B) 50%
(C) 75%
(D) 90%
Contact pressure beneath a rigid footing resting on cohesive soil is_________________?
(A) less at edges compared to middle
(B) more at edges compared to middle
(C) uniform throughout
(D) none of the above
A 300 mm square bearing plate settles by 15 mm in a plate load test on a cohesive soil when the intensity of loading is 0.2 N/mm2. The settlement of a prototype shallow footing 1 m square under the same intensity of loading is___________________?
(A) 15 mm
(B) 30 mm
(C) 50 mm
(D) 167 mm
According to I.S. : 456, slabs which span in two directions with corners held down, are assumed to be divided in each direction into middle strips and edge strips such that the width of the middle strip, is______________?
(A) Half of the width of the slab
(B) Two -third of the width of the slab
(C) Three-fourth of the width of the slab
(D) Four-fifth of the width of the slab
Lapped splices in tensile reinforcement are generally not used for bars of size larger than______________?
(A) 18 mm diameter
(B) 24 mm diameter
(C) 30 mm diameter
(D) 36 mm diameter
In case the factor of safety against sliding is less than 1.5, a portion of slab is constructed downwards at the end of the heel slab, which is known as___________________?
(A) A key
(B) A cut-off wall
(C) A rib
(D) All the above
The floor slab of a building is supported on reinforced cement floor beams. The ratio of the end and intermediate spans is kept______________?
(A) 0.7
(B) 0.8
(C) 0.9
(D) 0.6