Energy of the sun arises mainly from __________ reactions.

Question: Centre of pressure in an immersed body is __________ the centre of gravity.
[A].

above

[B].

below

[C].

at

[D].

either above or below; depends on the liquid density

Answer: Option B

Explanation:

No answer description available for this question.

Question: Identification of pipelines carrying different liquids and gases is done by the __________ of the pipe.
[A].

diameter

[B].

colour

[C].

altitude

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.