Physics, asked by ramanareddy4300, 3 months ago

(d) None of these
En
(c) Wave length
18. Permanent magnets are made of:
(a) Soft iron
(b) copper
(

Answers

Answered by 9213aryanmaru10c17

1

Answer:

option b is the right ans

Explanation:

pls make me brain list and give me thanks

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