What is annealing?

  • A
    Heating steel in nitrogen and cooling
  • B
    Heating steel to bright redness and then cooling slowly
  • C
    Heating wrought iron with carbon to redness
  • D
    Heating steel to high temperature and cooling suddenly by plunging in water

Explore More

Similar Questions

Zone refining is based on the principle of

The anode and cathode used in electrolytic refining of copper respectively are

Which method is used for the refining of silver containing lead as an impurity?

Which of the following does not represent a correct method for the extraction or refining of metals?

The method of electrolytic refining is not suitable in the extraction of

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo