Question: Cassiterite is an ore of
[A].tin
lead
molybdenum
chromium
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
CHEMICAL ENGINEERING
A hot short metal is
Question: A hot short metal is
[A].hard when hot.
brittle when cold.
brittle when hot.
brittle under all conditions.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
‘GASOHOL’ widely used in Brazil as a motor fuel is a mixture of alcohol and
Question: ‘GASOHOL’ widely used in Brazil as a motor fuel is a mixture of alcohol and
[A].petrol.
LPG.
light hydrocarbon gases (e.g. butane or propane).
none of these.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
A material expanding freely due to heating will develop __________ stress.
Question: A material expanding freely due to heating will develop __________ stress.
[A].no
compressive
tensile
thermal
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
In inventory control theory, the economic order quantity (EOQ) is the
Question: In inventory control theory, the economic order quantity (EOQ) is the
[A].lot size corresponding to break even analysis.
average level of inventory.
optimum lot size.
none of these.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
__________ is not used as the control rod material in a nuclear reactor.
Question: __________ is not used as the control rod material in a nuclear reactor.
[A].Cobalt
Hafnium
Cadmium
Boron
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Lubricants can be used to
Question: Lubricants can be used to
[A].transmit power hydraulically.
form a seal in compressors.
remove contaminants by flushing and to insulate transformers, switchgears etc.
all (a), (b) & (c).
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
Lubrication is done to control
Question: Lubrication is done to control
[A].friction
wear
temperature
all (a), (b) & (c)
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
The atmospheric temperature during melting of ice/snow (in the atmosphere)
Question: The atmospheric temperature during melting of ice/snow (in the atmosphere)
[A].decreases
increases
remains same
may increase or decrease ; depends on the altitude where snow melts
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Dowtherm is a
Question: Dowtherm is a
[A].high temperature heating medium (a petroleum product).
product of coal tar distillation.
very heat sensitive material.
none of these.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.