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GATE CE 2022: RCC & Prestressed Concrete Quiz#1
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Question 1
The minimum strain at failure in the tensile reinforcement (fy = 420 MPa) of RCC beam at failure as per limit state method is _______× 10—2
Question 2
For limit state of collapse, the partial safety factors recommended by IS 456:2000 for estimating the design strength of concrete and reinforcing steel are respectively
Question 3
The permissible bending compressive strength for M25 grade of concrete is 8.5 N/mm2. Its short term modular ratio is ( E steel = 2*105 N/mm2)
Question 4
For figure given below
(for batch A concrete)
(for batch B concrete)
If x > y then which among the following is/are correct.
Question 5
The stress value in reinforcement at the commencement of first crack in concrete is _____ N/mm2. (Assume modulus of elasticity of steel as 216 GPa)
Question 6
A beam (simple support) and a column is subject to fire for 1 hour. If the required nominal cover to meet given period of fire resistance is “a” mm for beam and “b” mm for column then a/b ratio is
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Jan 27ESE & GATE CE