@⇒ Mass Transfer ⇒ Chemical Engineering Multiple Choice Questions / Objective type questions, MCQ's, with question and answers, download free PDF, short cut notes, rapid fire notes, best theory

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Q1.	Psychrometry deals with the properties of gas-vapor mixture. Humidity can be determined by the measurement of the __________ of a fibre.
A.	electrical resistance [Correct Answer]
B.	thermal conductivity [Wrong Answer]
C.	strength [Wrong Answer]
D.	none of these. [Wrong Answer]
View Answer 17 -16 Explanation:- Answer : A Discuss it below : Click here for more comments


Q2.	Rate of leaching increases with increasing
A.	temperature [Correct Answer]
B.	viscosity of solvent [Wrong Answer]
C.	pressure [Wrong Answer]
D.	size of the solid [Wrong Answer]
View Answer 16 -5 Explanation:- Answer : A Discuss it below : Click here for more comments


Q3.	Which of the following plays an important role in problems of simultaneous heat and mass transfer ?
A.	Lewis number [Correct Answer]
B.	Schmidt number [Wrong Answer]
C.	Prandtl number [Wrong Answer]
D.	Sherwood number [Wrong Answer]
View Answer 13 -4 Explanation:- Answer : A Discuss it below : Click here for more comments


Q4.	__________ temperature is the steady state temperature attained by a small amount of liquid evaporating into a large quantity of unsaturated gas-vapor mixture.
A.	Dry bulb [Wrong Answer]
B.	Wet bulb [Correct Answer]
C.	Dew point [Wrong Answer]
D.	none of these [Wrong Answer]
View Answer 10 -5 Explanation:- Answer : B Discuss it below : Click here for more comments


Q5.	Mass transfer co-efficient of liquid is
A.	affected more by temperature than that for gases. [Correct Answer]
B.	affected much less by temperature than that for gases. [Wrong Answer]
C.	not affected by the temperature. [Wrong Answer]
D.	none of these. [Wrong Answer]
View Answer 8 -9 Explanation:- Answer : A Discuss it below : Click here for more comments

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