377) Assertion A : The load factor for live load is greater than that for dead load.Reason R : The live loads are more uncertain than dead loads. Select your answer based on the coding system given below

378) The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of [where xu is the depth of neutral axis at the limit state of collapse]

379) The design yield stress of steel according to IS: 456-1978 is [where fy is the characteristic yield strength of steel]

380) According to Whitney's theory, ultimate strain of concrete is assumed to be

381) According to Whitney's theory, depth of stress block for a balanced section of a concrete beam is limited to [where d is effective depth of beam[ES 2k]]