Discussion
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- Question
According to Bazin's formula, the discharge over a rectangular weir is mL2g x H3/2 where m is equal to
Options- A.
- B.
- C.
- D.
- Correct Answer
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- 1. In spot welding, the spacing between two spot weld should not be less than
Options- A. d
- B. 1.5 d
- C. 3 d
- D. 6 d Discuss
- 2. The total energy line lies over the centre line of the pipe by an amount equal to
Options- A. pressure head
- B. velocity head
- C. pressure head + velocity head
- D. pressure head - velocity head Discuss
- 3. The efficiency of Diesel cycle increases with
Options- A. decrease in cut-off
- B. increase in cut-off
- C. constant cut-off
- D. none of these Discuss
- 4. The value of 1 mm of Hg is equal to
Options- A. 1.333 N/m2
- B. 13.33 N/m2
- C. 133.3 N/m2
- D. 1333 N/m2 Discuss
- 5. According to principle of conservation of energy, the total momentum of a system of masses in any direction remains constant unless acted upon by an external force in that direction.
Options- A. True
- B. False Discuss
- 6. The lip angle of a single point tool is usually
Options- A. 20° to 40°
- B. 40° to 60°
- C. 60° to 80°
- D. none of these Discuss
- 7. The maximum internal diameter of a blast furnace is about
Options- A. 3 m
- B. 6 m
- C. 9 m
- D. 12 m Discuss
- 8. A mortise gauge is a
Options- A. striking tool
- B. planing tool
- C. boring tool
- D. marking tool Discuss
- 9. Incoloy, Hastelloy and Vitallium are __________ temperature alloys.
Options- A. high
- B. low Discuss
- 10. The torque available at the contact between driving wheels and road is known as
Options- A. brake effort
- B. tractive effort
- C. clutch effort
- D. none of these Discuss
More questions
Correct Answer: 3 d
Correct Answer: pressure head + velocity head
Correct Answer: decrease in cut-off
Correct Answer: 133.3 N/m2
Correct Answer: False
Correct Answer: 60° to 80°
Correct Answer: 9 m
Correct Answer: marking tool
Correct Answer: high
Correct Answer: tractive effort
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