Carbon refractories________?

The effectiveness factor for large value of Thiele modulus [L√(K/D1)] of a solid catalysed first order reaction is equal to (where, L = length of the reactor, cm, D1 = diffusion co-efficient, cm2/second)?

Ans: 1/[L√(K/D1)]Read →

MCQ #2256

Largest constituent of coke oven gas is________?

Ans: H2Read →

MCQ #4344

For turbulent flow of an incompressible fluid through a pipe, the flow rate „Q‟ is proportional to (Δ P)n, where ΔP is the pressure drop. The value of exponent ‘n’ is________?

Ans: 1Read →

MCQ #6430

Thorium metal________?

Ans: All A., B. and C.Read →