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- Question
Blanking and piercing operations can be performed simultaneously in a
Options- A. simple die
- B. progressive die
- C. compound die
- D. combination die
- Correct Answer
- compound die
- 1. Supercharging __________ the power developed by the engine.
Options- A. has no effect on
- B. increases
- C. decreases Discuss
- 2. The exhaust gas from petrol engine contains
Options- A. petrol vapours
- B. water vapours
- C. carbon monoxide
- D. all of these Discuss
- 3. The stiffness is the ability of a material to resist
Options- A. deformation under stress
- B. fracture due to high impact loads
- C. externally applied forces with breakdown or yielding
- D. none of the above Discuss
- 4. A nozzle is said to be a divergent nozzle
Options- A. when the cross-section of the nozzle increases continuously from entrance to exit
- B. when the cross-section of the nozzle decreases continuously from entrance to exit
- C. when the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit
- D. none of the above Discuss
- 5. When the gas is heated at constant volume, the heat supplied increases the internal energy of the gas.
Options- A. True
- B. False Discuss
- 6. The amount of heat generated per kg of fuel is known as
Options- A. calorific value
- B. heat energy
- C. lower calorific value
- D. higher calorific value Discuss
- 7. Which of the following statement is correct for steam turbines as compared to reciprocating steam engines?
Options- A. A steam turbine develops higher speeds
- B. The efficiency of steam turbine is higher
- C. The steam consumption is less
- D. all of these Discuss
- 8. The specific weight of water in S.I. units is taken as
Options- A. 9.81 kN/m3
- B. 9.81 x 103 kN/m3
- C. 9.81 x 10-6 N/mm3
- D. any one of these Discuss
- 9. Side relief angle of a single point tool is the angle
Options- A. by which the face of the tool is inclined towards back
- B. by which the face of the tool is inclined sideways
- C. between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of tool
- D. between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base Discuss
- 10. To grind brittle materials, a coarse grained grinding wheel is used.
Options- A. Agree
- B. Disagree Discuss
More questions
Correct Answer: increases
Correct Answer: all of these
Correct Answer: deformation under stress
Correct Answer: when the cross-section of the nozzle increases continuously from entrance to exit
Correct Answer: True
Correct Answer: calorific value
Correct Answer: all of these
Correct Answer: 9.81 kN/m3
Correct Answer: between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of tool
Correct Answer: Disagree
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