When a body floating in a liquid, is displaced slightly, it oscillates about ___________________?
		A. e.g. of body
B. center of pressure
C. center of buoyancy
D. metacentre
E. liquid surface
		A. e.g. of body
B. center of pressure
C. center of buoyancy
D. metacentre
E. liquid surface
		A. the meta-center should lie above the center of gravity
B. the center of buoyancy and the center of gravity must lie on the same vertical line
C. a righting couple should be formed
D. all the above are correct
E. none of the above is correct
		A. Aeration is continued till stability
B. Aeration is done with an admixture of previously aerated sludge
C. Sludge is activated by constant stirring
D. Water is removed by centrifugal action
		A. Highly resistant to sulphide corrosion
B. Highly impervious
C. Hydraulically efficient because of their smooth interior surface
D. Especially suited to pressure pipes
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
		A. The partners are not liable for the liabilities of the partnership
B. The partnership assets (excluding the partners personal assets) only will be used to pay the liabilities
C. The partners personal assets are attached to the debt of the partnership
D. The partners nay sell stock to generate additional capital
		A. 25 %
B. 50 %
C. 10 %
D. 5 %