M

Mr. Dubey • 100.64K Points
Coach

Q. During heat treatment, deformation and volume changes can be minimised by

  • (A) slowly cooling in the martensitic range
  • (B) using surface hardening when possible
  • (C) using alloy steels least prone to such changes
  • (D) Any of the above
  • Correct Answer - Option(D)
  • Views: 938
  • Filed under category Metallurgy
Share

No solution found for this question.
Add Solution and get +2 points.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Related MCQs

Q. Agitator is provided in a crystalliser for

Q. Free air is air at

Q. In which of the forging process metal is kept in between a pair of dies and a gutter is provided in the lower die?

Q. The most conducive surface for dropwise condensation to occur is the __________ surface.

Q. Diesel fuel, compared to petrol is

Q. Which statement is wrong for adiabatic expansion

Q. Pick out the wrong statement:

Q. A cage weighing 200 kg is lowered down a mine shaft with uniform acceleration. In the first 5 sec the cage reaches a depth of 20 m. The tension in the

Q. The last four digits of the Opitz classification system are ______

Q. In designing a key, it is assumed that the distribution of forces along the length of key

Question analytics