Hot working of lead is carried out at ___________________?
Hot working of lead is carried out at ___________________?
A. 75°C
B. 373°K
C. 150°C
D. Room temperature
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A freely floating object is stable, if its centre of buoyancy
Question: A freely floating object is stable, if its centre of buoyancy
[A].coincides with its centre of gravity. [B].
lies below its centre of gravity. [C].
lies below its metacentre. [D].
none of these. Answer: Option A
Explanation:
No answer description available for this question.
__________ metal is used as a bearing liner material.
Question: __________ metal is used as a bearing liner material.
[A].Pewter [B].
White [C].
Babbit [D].
Gun Answer: Option C
Explanation:
No answer description available for this question.
One of the methods of purification of leach liquor is ion exchange, which involves_________________?
One of the methods of purification of leach liquor is ion exchange, which involves_________________?A. Exchange between two liquid phases
B. Exchange between a gaseous phase and a liquid phase
C. Exchange between a liquid phase and an organic resin phase
D. Exchange between a solid phase and a gas phaseWhich of the following emissions in the exhaust gas of an I.C. engine causes the formation of photochemical smog ?
Which of the following emissions in the exhaust gas of an I.C. engine causes the formation of photochemical smog ?A. Nitrogen oxides
B. Hydrocarbons
C. Both A. & B.
D. Carbon monoxideThe most detrimental impurity in high pressure boiler feed water is ___________________?
The most detrimental impurity in high pressure boiler feed water is ___________________?A. Suspended salt
B. Dissolved salt
C. Silica
D. TurbidityNuclear fission of one atom of uranium-235 produces the energy equivalent to about __________ MeV.
Question: Nuclear fission of one atom of uranium-235 produces the energy equivalent to about __________ MeV.
[A].20 [B].
200 [C].
500 [D].
1000 Answer: Option B
Explanation:
No answer description available for this question.