In an ideal solution, the activity of a component equals its

Question: Percentage of argon (by volume) in dry atmospheric air is about
[A].

0.09

[B].

0.3

[C].

0.57

[D].

0.94

Answer: Option D

Explanation:

No answer description available for this question.

Question: Kinematic viscosity of water as compared to that of air is
[A].

more

[B].

same

[C].

15% more

[D].

15% less

Answer: Option D

Explanation:

No answer description available for this question.

Question: Function of feed check valve in a boiler is to
[A].

facilitate circulation of high pressure feed water.

[B].

check the water level in the boiler drum.

[C].

prevent the back flow of water.

[D].

regulate the water flow to boiler.

Answer: Option C

Explanation:

No answer description available for this question.