Maximum permissible air velocity in pipelines is about ______________ metre/second ?

Related Mcqs:

Pick out the wrong statement ?

A. Seam welding, projection welding & spot welding are the classification of electrical resistance welding B. Electrode tip in spot welding is of copper and the tip diameter should be equal to t (where, t = plate thickness to be welded) C. In spot welding, two pieces to be joined are overlapped and placed between … Pick out the wrong statement ?Read More...

What is the percentage of chromium in 18-4-1 high speed steel ?

A. 1 B. 4 C. 18 D. 23...

The condition of diffraction from a crystal is given by______________?

A. nλ = 2d Sin θ B. λ = d Sin 2θ C. λ = 2d Sin 2θ D. nλ = d Sin θ...

Pick out the wrong conversion of absolute & kinematic viscosities ?

A. 1 stoke = 1 cm2/sec B. 1 N.sec/m2 = 10 paise C. 1 stoke = 1 m2/sec D. 1 m2/sec = 104 stokes...

Increase in temperature, in general results in the____________________?

A. Decrease in the viscosities of both liquids & gases B. Increase in the viscosities of both liquids & gases C. Increase in the viscosity of liquids and decrease in that of gases D. Decrease in the viscosity of liquids and increase in that of gases...