Discussion
Home ‣ Mechanical Engineering ‣ Heat Transfer, Refrigeration and Air Conditioning See What Others Are Saying!
- Question
The temperature below which a gas is always liquified, is known as critical temperature.
Options- A. Correct
- B. Incorrect
- Correct Answer
- Incorrect
- 1. The unit power developed by a turbine is (where P = Power developed by the turbine under a head of water (H))
Options- A.
- B.
- C.
- D.
Discuss
- 2. A number of forces acting at a point will be in equilibrium, if
Options- A. all the forces are equally inclined
- B. sum of all the forces is zero
- C. sumof resolved parts in the vertical direction is zero (i.e. ?V = 0)
- D. none of these Discuss
- 3. Which of the following statement is wrong?
Options- A. The heat transfer in liquid and gases takes place according to convection.
- B. The amount of heat flow through a body is dependent upon the material of the body.
- C. The thermal conductivity of solid metals increases with rise in temperature,
- D. Logarithmic mean temperature difference is not equal to the arithmetic mean temperature difference. Discuss
- 4. A systematic job improvement sequence will consist of
Options- A. motion study
- B. time study
- C. job enrichment
- D. all of these Discuss
- 5. In which of the following machine, the work is usually rotated while the drill is fed into work?
Options- A. Sensitive drilling machine
- B. Radial drilling machine
- C. Gang drilling machine
- D. Deep hole drilling machine Discuss
- 6. The specific humidity during humidification process
Options- A. remains constant
- B. increases
- C. decreases Discuss
- 7. The reciprocating refrigerant compressors are very suitable for
Options- A. small displacements and low condensing pressures
- B. large displacements and high condensing pressures
- C. small displacements and high condensing pressures
- D. large displacements and low condensing pressures Discuss
- 8. The sequence in which the force is transmitted through a brake system when the brake pedal is depressed is
Options- A. brake pedal - master cylinder - brake lines - vacuum servo mechanism - brake pads
- B. brake pedal - vacuum servo mechanism - master cylinder - brake lines - brake pads
- C. brake pedal - master cylinder - vacuum servo mechanism - brake lines - brake pads
- D. brake pedal - brake lines - vacuum servo mechanism - master cylinder - brake pads Discuss
- 9. The processes occuring in open system which permit the transfer of mass to and from the system, are known as
Options- A. flow processes
- B. non-flow processes
- C. adiabatic processes
- D. none of these Discuss
- 10. Which of the following has a fine gold colour and is used for imitation jewellery?
Options- A. Silicon bronze
- B. Aluminium bronze
- C. Gun metal
- D. Babbit metal Discuss
More questions
Correct Answer:
Correct Answer: sumof resolved parts in the vertical direction is zero (i.e. ?V = 0)
Correct Answer: The thermal conductivity of solid metals increases with rise in temperature,
Correct Answer: all of these
Correct Answer: Deep hole drilling machine
Correct Answer: increases
Correct Answer: small displacements and high condensing pressures
Correct Answer: brake pedal - vacuum servo mechanism - master cylinder - brake lines - brake pads
Correct Answer: flow processes
Correct Answer: Aluminium bronze
Comments
There are no comments.More in Mechanical Engineering:
Programming
Copyright ©CuriousTab. All rights reserved.