Concept-wise Practice

heat hardening MCQ Questions for Class 12

heat hardening se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

1 questions tagged with heat hardening.

सेलखड़ी को मुहर निर्माण के लिए पहले नरम और बाद में कठोर बनाना किस प्रक्रिया से संभव था?

How could steatite be soft during carving and later become harder for seal use?

Explanation opens after your attempt
Correct Answer

B. तराशने के बाद उसे गर्म करकेBy heating it after carving

Step 1

Concept

Steatite was carved easily and then heated to harden it. Remember the production sequence.

Step 2

Why this answer is correct

The correct answer is B. तराशने के बाद उसे गर्म करके / By heating it after carving. Steatite was carved easily and then heated to harden it. Remember the production sequence.

Step 3

Exam Tip

सेलखड़ी को आसानी से तराशकर बाद में गर्म किया जाता था जिससे वह कठोर हो जाती थी। परीक्षा में निर्माण क्रम याद रखें।

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