Test: Environmental Engineering & RCC- 1 - Civil Engineering (CE) MCQ

The critical section for beam shear when support is under tension is (d = effective depth)

Assertion (A): Minimum shear reinforcement using stirrups must be provided even if T_V < 0.5 T_c
Reason (R): In above statement minimum shear reinforcement is to take care of sudden accidental increase of shear force in rear occasions

Which of the following statements are true

P. Bond is based on stress compatability
Q. limit state method is strain oriented approach
R. Working stress method of design is theoretical approach

Anchorage value of a hook in RCC is

Modulus of elasticity of M35 concrete is _____ Mpa

Axial load carrying capacity of a column of given material length cross sectional area depends on

Maximum upward deflection of prestressed concrete member is limited to

The slope of a 1.0 m diameter concrete sewer laid at a slope of 1 in 1000, develops a velocity of 1 m/s, when flowing full. When it is flowing half-full, the velocity of flow through the sewer will be

Which one of the following pollutants or pairs of pollutants is formed due to photochemical reactions?

AT- beam roof section has following details.
Thickness of slab = 100 mm
Width of rib = 230 mrn
Overall depth of beam = 350 mm
Centre to centre distance of beams = 4m
Effective simply supported span of beams = 6m
Effective flange width is

A doubly reinforced beam of width 350 mm and effective depth 900 mm, with cover to compression steel is 50 mm. Reinforcement in tension zone is 5 bars of 20 mm dia and 2 bars of 20 mm dia in compression

Fe 415 grade steel and
M20 concrete are used

The depth of Neutral axis, if compressive strain in compression steel is 0.0028, is

In limit state design method

P. Tensile strength of concrete is ignored
Q. Plane sections may not remain plane after bending
R. Maximum strain in concrete is 0.0035

Which of the following statements are true

Match the following

A structure at working condition the following loads are existing.
DL = 40 kN/m;
LL= 60 kN/m;
WL = 30 kN/m;
EQ = 35 kN/m

The factored load for limit state of collapse is

A rectangular column 600 x 450 mm is having un supported length of 4m, both ends arerestrained against rotation and held in position. The column should be designed as

A rectangular beam mm overall is reinforced with 4 bars of 20 mm diameter in tension zone. Assume both tension and compression steels are yielded. M20 concrete and Fe 415 steel are used. Effective corer is 40mm, for both tension and compression steels.

Q.

The beam should be

A rectangular beam 250mm x 520 mm overall is reinforced with 4 bars of 20 mm diameter in tension zone. Assume both tension and compression steels are yielded. M20 concrete and Fe 415 steel are used. Effective corer is 40mm, for both tension and compression steels.

Q. 

Limiting moment of resistance of the beam is

A rectangular beam of rectangular cross-section 200 mm x 450 mm (effective) is subjected to a factored shear force of 250 kN. The maximum shear resistance of the beam T_cmax = 2.5 MPa. The beam is

A beam of size 250 mm width and 460 mm effective depth is subjected to limit state moment of 146 kNm. If M 20 grade concrete and Fe 415 steel are used, the area of steel required will be

An isolated T-bearn has effective simply supported span of 10 m. Actual width of flange is 2 m, width of beam 250 mm effective flange width is _______ m

In a PSC beam shown in figure having parabolic cable with an effective preste res sing force of 2000 kN. The beam supports a udl of 20kN/m over a span of 8 m. The eccentricity required at the centre of bean is (e) ______ mm

A prestressed concrete section 300 trim x 500 mm is prestressed by a straight cable at 60mm eccentricity. Prstressed force in the cable is 1000 kN. The minimum prestress developed only due to pre stresing force is