General Studies · Welding
ढलवां लोहा (cast iron) की हॉट वेल्डिंग के लिए पूर्व-तापन (preheating) तापमान की सामान्य सीमा क्या है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1800°C - 1000°C
- 2400°C - 750°C✓
- 3200°C - 300°C
- 4100°C - 200°C
सही उत्तर देखें
400°C - 750°C
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for General Studies?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Welding MCQs →Want more practice questions on Welding?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in General Studies · Welding