Question: (NRe . NSc) is termed in mass transfer operation as the __________ number.
[A].Stanton
Sherwood
Peclet
none of these
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
Chemical Engineering
Bristles of tooth brushes are made of
Question: Bristles of tooth brushes are made of
[A].nylon-6
nylon-66
polystyrene
PVC
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
In case of an unsaturated mixture of gas and vapor, the percentage saturation is __________ its relative saturation.
Question: In case of an unsaturated mixture of gas and vapor, the percentage saturation is __________ its relative saturation.
[A].lower than
higher than
equal to
either (a) or (b), depends on the mixture composition
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but
Question: Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but
[A].polyacrylonitrile
polyamide
saturated polyester
alkyd resin
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
A good abrasive
Question: A good abrasive
[A].should be friable.
should have low refractoriness.
is made up of large size of crystals.
should be soft.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
With increase in the mass velocity of the gas, the rate of drying during the constant rate period __________ , if the conduction and radiation through the solid are negligible.
Question: With increase in the mass velocity of the gas, the rate of drying during the constant rate period __________ , if the conduction and radiation through the solid are negligible.
[A].increases
decreases
remains same
increases linearly
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
With increase in temperature, the solubility of gases in liquids, at fixed pressure
Question: With increase in temperature, the solubility of gases in liquids, at fixed pressure
[A].increases
decreases
remains same
either (a) or (b), depends on the system
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
With increase in carbon percentage in steel, its
Question: With increase in carbon percentage in steel, its
[A].yield stress decreases.
elongation percent increases.
tensile strength increases.
impact strength increases.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
Out of the following, the joint produced by __________ has the lowest strength.
Question: Out of the following, the joint produced by __________ has the lowest strength.
[A].soldering
welding
brazing
rivetting
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
With increase in pressure, the relative volatility for a binary system
Question: With increase in pressure, the relative volatility for a binary system
[A].increases.
decreases.
remains same.
either (a) or (b), depends on the system.
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.