Question: For an ideal gas, Cp – Cv is
[A].R
-R
0
(3/2) R
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Chemical Engineering Basics
In which of the following reactions, application of vacuum will help ?
Question: In which of the following reactions, application of vacuum will help ?
[A].Number of gas molecules in the product side is more than that on the reactant side.
Number of gas molecules in the reactant side is more than that on the product side.
Number of gas molecules are the same on both the reactant & the product side.
None of the above.
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
Often earing defects are found during deep drawing operation, because the
Question: Often earing defects are found during deep drawing operation, because the
[A].surface finish of the sheet is poor.
sheet material has been given substantial spring back.
starting sheet has planer anisotropy due to its texture.
starting sheet has normal anitropy due to its texture.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
A jet engine turbine blade is normally manufactured by
Question: A jet engine turbine blade is normally manufactured by
[A].forging.
shell moulding.
investment casting.
pressure die casting.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
In age-hardenable alloys, maximum ductility is obtained
Question: In age-hardenable alloys, maximum ductility is obtained
[A].in as cast state.
immediately after solution treatment and subsequent quenching.
after optimum ageing.
after overageing.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates, should be
Question: In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates, should be
[A].higher, as it gives higher wavelength.
lower, as it gives higher wavelength.
higher, as it gives shorter wavelength.
lower, as it gives shorter wavelength.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
An alloy of Fe – 0.4 % C is
Question: An alloy of Fe – 0.4 % C is
[A].cast iron.
hypo-eutectoid steel.
hyper-eutectoid steel.
eutectoid steel
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
For preparation of porous bearings by powder metallurgy, preferred particle shape is
Question: For preparation of porous bearings by powder metallurgy, preferred particle shape is
[A].spherical
nodular
irregular
no preferred shape
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
In a good rimming steel
Question: In a good rimming steel
[A].carbon and silicon should be low.
silicon should be low but carbon should be high.
both silicon & carbon should be high.
silicon should be high but carbon should be low.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Yield strength of a polycrystalline metal with an average grain size, d, is proportional to
Question: Yield strength of a polycrystalline metal with an average grain size, d, is proportional to
[A].d1/2
d-1/2
d
d-1
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.