4693Chemical EngineeringMedium
Radiant energy received by a body is proportional to (where, d = the distance between the object emitting radiation and that receiving it.)?
Ad1.5
Bd2
C√d
Correct answer
B. d2
Explanation
The correct answer is d2.
Correct answer
B. d2
Explanation
The correct answer is d2.
________ gas is normally employed in B.E.T. method of finding out the surface area of catalyst?
Pick out the wrong statement?
Which of the following is not produced on commercial scale from sea water?
Pick out the wrong statement?
A hydraulic press has a ram of 10 cms in diameter and a plunger of 1 cm in diameter. The force required on the plunger to raise a weight of 10 tons on the ram is ________ kg?
Water flow rate in a pipe of 3.5 metres diameter can be most economically and conveniently measured by a/an ________?