Discussion
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- Question
According to Indian standard specifications, 100 H6/g 5 means that.
Options- A. basic size is 100 mm
- B. actual size is 100 mm
- C. difference between the actual size and basic size is 100 mm
- D. none of the above
- Correct Answer
- basic size is 100 mm
- 1. The property of sand due to which the sand grains stick together, is called
Options- A. collapsibility
- B. permeability
- C. cohesiveness
- D. adhesiveness Discuss
- 2. In piercing operation, the clearance is provided on
Options- A. punch
- B. die
- C. half on the punch and half on the die
- D. either on punch or die depending upon designer's choice Discuss
- 3. The process of decreasing the cross-section of a bar and increasing its length, is called
Options- A. drawing down
- B. upsetting
- C. spinning
- D. peening Discuss
- 4. The sand used for making cores is
Options- A. green sand
- B. dry sand
- C. loam sand
- D. oil sand Discuss
- 5. The edge of a steel plate cut by oxygen cutting will get hardened when the carbon content is
Options- A. less than 0.1 percent
- B. less than 0.3 percent
- C. more than 0.3 percent
- D. any where between 0.1 to 1 percent Discuss
- 6. A pattern is used to make the mould cavity for pouring the molten metal for casting.
Options- A. Yes
- B. No Discuss
- 7. In order to produce uniform packing of sand in the moulds, a __________ is used.
Options- A. sand slinger
- B. squeezing machine
- C. jolt machine
- D. stripper plate machine Discuss
- 8. The oxidising flame is similar to neutral flame but the inner cone is less luminous and shorter.
Options- A. Yes
- B. No Discuss
- 9. The temperature of the inner luminous cone of neutral flame is about
Options- A. 1000° C
- B. 1250° C
- C. 2100° C
- D. 3200° C Discuss
- 10. In order to ram the sand harder at the back of the mould and softer on the pattern face, a __________ is used.
Options- A. sand slinger
- B. squeezing machine
- C. jolt machine
- D. stripper plate machine Discuss
Workshop Technology problems
Search Results
Correct Answer: cohesiveness
Correct Answer: die
Correct Answer: drawing down
Correct Answer: oil sand
Correct Answer: more than 0.3 percent
Correct Answer: Yes
Correct Answer: sand slinger
Correct Answer: Yes
Correct Answer: 3200° C
Correct Answer: squeezing machine
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