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A. 1/2
B. 4
C. √2
D. 1/4
Answer
Answer
C. √2
Submitted by: Rasool Bux
Chemical Engineering Mcqs
If a solution of eutectic composition is cooled, ____reaching the eutectic temperature ?
A. The solvent begins to freeze out even before
B. It will undergo no change until
C. It will not solidify even on
D. None of these
Answer
Answer
B. It will undergo no change until
Submitted by: Rasool Bux
Atmospheric pressure corresponds to a hydrostatic head of?
A. 13.6 cms of Hg
B. 34 ft ofH2O
C. 1 meter of H2O
D. 13.6 meters of Hg
Answer
Answer
B. 34 ft ofH2O
Submitted by: Rasool Bux
On mixing 56 gm of CaO with 63 gm of HNO3, the amount of Ca(NO3)2 formed is ______________ gm?
A. 82
B. 164
C. 41
D. 8.2
Answer
Answer
A. 82
Submitted by: Rasool Bux
At a temperature of 0°K, the molecules of a gas have only ______energy?
A. Rotational
B. Vibrational
C. Translational
D. None of these
Answer
Answer
C. Translational
Submitted by: Rasool Bux
The molecules of a liquid which is in equilibrium with its vapor at its boiling point on an average have equal ___ in the two phases?
A. Potential energy
B. Intermolecular forces
C. Kinetic energy
D. Total energy
Answer
Answer
C. Kinetic energy
Submitted by: Rasool Bux
A butane isomerisation process produces 70 k.mole/hr of pure iso-butane. A purge stream removed continuously, contains 85% n-butane and 15% impurity (mole%). The feed stream is n-butane containing 1% impurity (mole%). The flow rate of the purge stream will be?
A. 3 kmole/hr
B. 4 kmole/hr
C. 5 kmole/hr
D. 6 kmole/hr
Answer
Answer
C. 5 kmole/hr
Submitted by: Rasool Bux
Pick out the wrong statement ?
A. Lug supports are less expensive than other types of supports
B. A pipe is differentiated from a tube by the fact that a pipe has a greater wall thickness
compared to the tube
C. A reducer is used to change the direction of a pipe in a straight run
D. The method of fixing tubes to a tube sheet by expanding is called ‘tube rolling’
Answer
Answer
C.
Submitted by: Rasool Bux