Mass Transfer MCQs with answers Page - 9

Here, you will find a collection of MCQ questions on Mass Transfer. Go through these questions to enhance your preparation for upcoming examinations and interviews.

To check the correct answer, simply click the View Answer button provided for each question.

Have your own questions to contribute? Click the button below to share your MCQs with others!

+ Add Question

A

Admin • 833.24K Points
Coach

Q. Humid volume is the total volume in m3 of 1 kg of

  • (A) Vapour laden gas at 1 atm. and room temperature
  • (B) Gas plus its accompanying vapour at 1 atm. and room temperature
  • (C) Gas plus its accompanying vapour at 1 atm. and gas temperature
  • (D) Vapour laden gas at 1 atm. and gas temperature

A

Admin • 833.24K Points
Coach

Q. The cooling effect in a cooling tower can not be increased by

  • (A) Increasing the air velocity over the wet surfaces
  • (B) Reducing the humidity of entering air
  • (C) Lowering the barometric pressure
  • (D) None of these

A

Admin • 833.24K Points
Coach

Q. The most efficient cooling tower out of the following is

  • (A) Induced draft
  • (B) Forced draft
  • (C) Natural draft
  • (D) Atmospheric

A

Admin • 833.24K Points
Coach

Q. Weight of 1 m3 of humid air as compared to 1 m3 of dry air, under the same conditions, is

  • (A) More
  • (B) Less
  • (C) Same
  • (D) Unpredictable

A

Admin • 833.24K Points
Coach

Q. When the temperature and humidity of air is low, we usually use __________ draft cooling tower.

  • (A) Forced
  • (B) Induced
  • (C) Natural
  • (D) None of these

A

Admin • 833.24K Points
Coach

Q. For the flow of gases through a capillary, with increase in temperature, the permeability __________ as per Knudsen law.

  • (A) Increases
  • (B) Decreases
  • (C) Remains same
  • (D) Either A or B; depends on the gas

A

Admin • 833.24K Points
Coach

Q. Extraction of pencillin employs a __________ extraction coloumn.

  • (A) Plate
  • (B) Centrifugal
  • (C) Packed
  • (D) None of these

A

Admin • 833.24K Points
Coach

Q. The relative volatility of a binary mixture at constant temperature __________ the total pressure.

  • (A) Decreases with increase in
  • (B) Increases with increase in
  • (C) Is independent of
  • (D) None of these

A

Admin • 833.24K Points
Coach

Q. For continuous drying of grannular or crystalline material, the dryer used is the __________ dryer.

  • (A) Tunnel
  • (B) Rotary
  • (C) Tray
  • (D) None of these

A

Admin • 833.24K Points
Coach

Q. Which of the following is the most suitable for extraction in a system having very low density difference?

  • (A) Mixer-settler extractor
  • (B) Centrifugal extractor
  • (C) Pulsed extractor
  • (D) Packed extraction tower

Add MCQ in this Category

If you want to share an MCQ question in this category, it's a great idea! It will be helpful for many other students using this website.

Share Your MCQ

Browse Categories

Click on category to learn MCQs of that category.