engineering recuitment DRDO Technician A 2022 Mock Test Series (Tier I) Fitter Heat Treatment

What is the operation of heating steel to specific temperature and cooling suddenly? 

1
Annealing 
2
Hardening 
3
Tempering 
4
Quenching 
Share: WhatsApp Telegram X

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Other Tools: chatwiz.hivanix.in mmspace.hivanix.in unogame.hivanix.in

Quick Navigation

Home

Subjects

Chapters