Question: Kinematic viscosity of water as compared to that of air is
[A].more
same
15% more
15% less
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
CHEMICAL ENGINEERING
Out of the following, the __________ pipe has the least corrosion resistance.
Question: Out of the following, the __________ pipe has the least corrosion resistance.
[A].mild steel
copper
cast iron
wrought iron
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
A gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure at the gas temperature, which is termed as its
Question: A gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure at the gas temperature, which is termed as its
[A].aqueous tension.
saturated humidity.
vapor pressure.
absolute humidity.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Heat release during phase change is observed in case of a/an
Question: Heat release during phase change is observed in case of a/an
[A].boiler
condenser
evaporator
all (a), (b) & (c)
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Out of the following, the materials having maximum magnetic permeability is
Question: Out of the following, the materials having maximum magnetic permeability is
[A].silicon steel (Si = 4%)
cast iron
wrought iron
mild steel
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Dryness factor of steam is defined as the ratio of the mass of vapor in the mixture to the mass of the mixture. Dryness factor of steam is measured by a __________ calorimeter.
Question: Dryness factor of steam is defined as the ratio of the mass of vapor in the mixture to the mass of the mixture. Dryness factor of steam is measured by a __________ calorimeter.
[A].bomb
throttling
Junker’s
Boy’s
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
The basic function of the drum in a boiler is to
Question: The basic function of the drum in a boiler is to
[A].act as a storage for feed water.
act as a storage for steam.
separate steam from water.
remove settling impurities from steam.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
Function of fusible plug in a boiler is to
Question: Function of fusible plug in a boiler is to
[A].drain out water and sludge from the boiler during repair.
put off fire in the furnace when water level in the boiler falls to unsafe limit.
guard the boiler in case of abnormal rise in steam pressure.
all (a), (b) & (c).
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Blow off cock is provided in steam boiler to
Question: Blow off cock is provided in steam boiler to
[A].guard the boiler in case of abnormal rise in steam pressure.
drain out water and sludge during its repair.
regulate the supply of water in boiler.
put out the fire in the furnace when the water level in the boiler falls to unsafe limit.
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Feed check valve is used in steam boilers to
Question: Feed check valve is used in steam boilers to
[A].check the water level in the boiler.
check the feed water flow rate.
feed high pressure water to boiler and guard against its backflow through it.
none of these.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.