Assertion A: Electromagnets are made of soft iron. Reason R: Soft iron has high permeability and low retentivity. [2023]

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Q.
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R [2023]

Assertion A: Electromagnets are made of soft iron.

Reason R: Soft iron has high permeability and low retentivity.

In the light of above statements, choose the most appropriate answer from the options given below.

1 A is not correct but R is correct

2 A is correct but R is not correct

3 Both A and R are correct but R is NOT the correct explanation of A

4 Both A and R are correct and R is the correct explanation of A

Ans.
(4)

Electromagnets are made of soft iron because it has high permeability and low retentivity.

So, Both A and R are correct and R is the correct explanation of A.

Solution

1 A is not correct but R is correct

2 A is correct but R is not correct

3 Both A and R are correct but R is NOT the correct explanation of A

4 Both A and R are correct and R is the correct explanation of A

Ans.
(4)

Electromagnets are made of soft iron because it has high permeability and low retentivity.

So, Both A and R are correct and R is the correct explanation of A.

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Solution

1 A is not correct but R is correct

2 A is correct but R is not correct

3 Both A and R are correct but R is NOT the correct explanation of A

4 Both A and R are correct and R is the correct explanation of A

Ans. (4) Electromagnets are made of soft iron because it has high permeability and low retentivity. So, Both A and R are correct and R is the correct explanation of A.

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Ans.
(4)

Electromagnets are made of soft iron because it has high permeability and low retentivity.

So, Both A and R are correct and R is the correct explanation of A.