Assertion (A) : Electromagnets are made of soft iron Reason (R): Coercivity is small for soft iron

1. Both (A) and (R) are true and (R) is the correct explanation of (A)
2. Both (A) and (R) are true and (R) is not the correct explanation of (A)
3. (A) is true, but (R) is not true
4. (A) is not true, but $(\mathrm{R})$ is true

Solution

Asked in: AP EAMCET 2017 (24 Apr Shift 1)

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