Rotameter is a device used to measure____________________?
		A. absolute pressure
B. velocity of fluid
C. flow
D. rotation
E. velocity of air
		A. absolute pressure
B. velocity of fluid
C. flow
D. rotation
E. velocity of air
		A. D
B. 1.25 D
C. 1.5 D
D. 1.75 D 
		A. Without entry ladders
B. Without manhole covers
C. With depths more than 3.5 m
D. Having drains at different levels 
		A. when its meatcentric height is zero
B. when the metancentre is above e.g
C. when its e.g. is below it’s center of buoyancy
D. metacentre has nothing to do with position of e.g. for determining stability
E. none of the above
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
		A. It is worse type of business organization.
B. The minimum number of incorporators to start a corporation is three.
C. Its life is dependent on the lives of the incorporators.
D. The stock holders of the corporation are only liable to the extent of their investments.
		A. Silting occurs at bottom
B. Scouring occurs at bottom
C. Both silting and scouring occur at bottom
D. Neither silting nor scouring occurs at bottom