GATE 2023 RCC & Prestressed Concrete Quiz 46

An RC beam is of effective span 5500 mm. The permissible deflection in beam including the effect of all heads along with temperature, creep and shrinkage is

A reinforced cantilever beam of span 3.5 m has a cross-section of 150 x 400 mm. If checked for lateral stability and deflection, the beam will

A structure faces extreme condition assuming it is a plain cement concrete choose correct option

For a concrete data is given below

Tangent modulus of elasticity = 3000 N/mm²

Secant modulus of elasticity = 1250 N/mm²

The correct statement(s) is/are

Using mix design procedure for desired concrete mix, proportions have been obtained as 1:2:3.6 by mass with water cement ratio as 0.5 and air content is 5%. Calculate the value of sand in kg for 1 m³ of concrete. Specific gravity of cement, sand and CA is 3.15, 2.65 and 2.7 respectively.

According to the concept of limit state design, the probability of failure of structure if probability of failure due to any condition is 10% is? Report the answer accurately up to 2 decimal places only.