Discussion
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- Question
A two high rolling mill consists of two rolls which rotate
Options- A. at the same speed and in the same direction
- B. at the same speed but in opposite direction
- C. at different speeds and in the same direction
- D. at different speeds and in the opposite direction
- Correct Answer
- at the same speed but in opposite direction
- 1. The operation of bending a sheet of metal along a curved axis, is known as
Options- A. plunging
- B. notching
- C. slitting
- D. forming Discuss
- 2. For obtaining a cup of diameter 25 mm and height 15 mm by drawing, the size of the round blank should be approximately
Options- A. 42 mm
- B. 44 mm
- C. 46 mm
- D. 48 mm Discuss
- 3. In order to cut mild steel, the cutting angle of chisel should be
Options- A. 30°
- B. 45°
- C. 50°
- D. 60° Discuss
- 4. In order to check the clearance between two mating surfaces, a __________ gauge should be used.
Options- A. ring
- B. plug
- C. feeler Discuss
- 5. Notching is the operation of
Options- A. cutting a sheet of metal in a straight line along the length
- B. removal of metal to the desired shape from the edge of a plate
- C. cutting a sheet of metal through part of its length and then bending the cut portion
- D. bending a sheet of metal along a curved axis Discuss
- 6. The shrinkage allowance for cast iron pattern is
Options- A. 10 mm/m
- B. 16 mm/m
- C. 20 mm/m
- D. 26 mm/m Discuss
- 7. In order to get uniform thickness of the plate by rolling process, one provides
Options- A. camber on the rolls
- B. offset on the rolls
- C. hardening of the rolls
- D. antifriction bearings Discuss
- 8. The correct sequence for preparing a billet for extrusion process is pickling, alkaline cleaning, phosphate coating and lubricating with reactive soap.
Options- A. Yes
- B. No Discuss
- 9. In a unilateral system of tolerance, the tolerance is allowed on
Options- A. one side of the actual size
- B. one side of the nominal size
- C. both sides of the actual size
- D. both sides of the nominal size Discuss
- 10. A file removes the metal during
Options- A. forward stroke
- B. return stroke
- C. both forward and return strokes
- D. none of these Discuss
Workshop Technology problems
Search Results
Correct Answer: forming
Correct Answer: 46 mm
Correct Answer: 60°
Correct Answer: feeler
Correct Answer: removal of metal to the desired shape from the edge of a plate
Correct Answer: 10 mm/m
Correct Answer: camber on the rolls
Correct Answer: Yes
Correct Answer: one side of the nominal size
Correct Answer: forward stroke
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