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# RVUNL_CE_Quiz 55

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Question 1

If three bars are stressed simultaneously and anchored than in post tensioned member elastic shortening loss

Question 2

The total length of a cranked bar through a distance (d) at 45 in case of a beam of effective length L and depth (d) is?

Question 3

A concrete beam is post tensioned by a cable carrying an initial stress of 1000 N/mm2. The slip at the jacking end was observed to be 5 mm. The modulus of elasticity of steel is 210 GPa. Estimate the percentage loss of anchorage slip if the length of beam is 30 m.

Question 4

Question 5

At what flexural stress, the first crack in RCC member made of M 30 concrete will occur?

Question 6

The ratio of the maximum diameter of the reinforcing bar in a slab and the total thickness of the slab should not exceed _____.

Question 7

If steel reinforcement is provided in a beam having yield strength 230 MPa. The modulus of elasticity of steel is 200 GPa. Then maximum strain in tension reinforcement (As per LSM) in the section at shall not be less than:

Question 8

The maximum diameter of a bar used in a ribbed slab is

Question 9

Cantilever retaining walls can safely be used for a height not more than

Question 10

If permissible compressive stress in concrete is 50 kg/cm2, tensile stress in steel is 1400 kg/cm2 and modular ratio is 18, the depth of the beam is
1) 2) 3) 4) Question 11

A column is regarded as long column if the ratio of its effective length and lateral dimension exceeds _____.

Question 12

The value of wobble correction factor varies from
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