Question: Boiler tube size is specified by its thickness and __________ diameter.
[A].outside
inside
mean
none of these
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Chemical Engineering Basics
A material subjected __________ must have high resilience.
Question: A material subjected __________ must have high resilience.
[A].shockloading
vibration
fatigue
tension
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Batch process is preferred over continuous process, when the
Question: Batch process is preferred over continuous process, when the
[A].product yields and quality can not be achieved in continuous process, because of long residence time.
sales demand of product is not steady.
same equipment can not be used for several processes of the same nature.
all (a), (b) & (c)
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Large diameter shafts are manufactured by
Question: Large diameter shafts are manufactured by
[A].hot rolling.
cold drawing.
casting and turning to size.
forging and turning to size.
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
The basic constituent of vegetable oils is
Question: The basic constituent of vegetable oils is
[A].triglyceride
fatty acids
fatty alcohol
mono esters
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Fatigue limit of a material should not be increased by
Question: Fatigue limit of a material should not be increased by
[A].shot peening
surface decarburisation
understressing
cold working
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
The bolt is subjected to __________ when the nut is tightened by putting the washer beneath it.
Question: The bolt is subjected to __________ when the nut is tightened by putting the washer beneath it.
[A].tension
shear
compression
bending & tension
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Endurance is a measure of fatigue limit of a metal. Fatigue crack in nitrided machine parts originates
Question: Endurance is a measure of fatigue limit of a metal. Fatigue crack in nitrided machine parts originates
[A].at the surface.
within the core.
just below the surface.
anywhere on the surface.
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Fatigue limit improvement by over stressing the metal by successively increasing the load is called coaxing. In fatigue failure, the material fails
Question: Fatigue limit improvement by over stressing the metal by successively increasing the load is called coaxing. In fatigue failure, the material fails
[A].below the yield point.
above the yield point.
below the elastic limit.
at the elastic limit.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Machine tool bodies are usually made of
Question: Machine tool bodies are usually made of
[A].cast iron
mild steel
wrought iron
copper alloys
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.