Question

In induction heating 1. magnetic materials can be easily treated in comparison to non-magnetic materials. 2. heat is produced due to current induced in the charge by electromagnetic action. 3. the resistance of charge must be low and voltage applied must be high inorder to produce sufficient heat.
4. all of above.​

Answer 1

Answer:

all of above

Explanation:

all of above

Answer 2

Explanation:

4.all of above

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