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Science · 2023 · 1 mark
CBSE 2023 · Region 2 · Set 1 · Q20
Assertion (A) : Magnetic field lines do not intersect each other. Reason $\displaystyle (R)$ : Magnetic field lines are imaginary lines, the tangent to which at any point gives the direction of the field at that point.
Official answer
From CBSE’s own marking scheme for this paper.
(B)
Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
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CBSE Class 10 Science past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.