Question

Assertion (A): It is advised to clean the ends of the connecting wires before connecting them. Reason (R) : Current is present at the ends only. अभिकथन (ए): किसी कनेक्टिंग तार को जोड़ने से पहले उसके सिरों को साफ करना चाहिए कारण (R): विद्युत धारा केवल सिरों पर होती है

a) Both A and R are true and R is correct explanation of the assertion

b) Both A and R are true but R is not the correct explanation of the assertion

c) A is true but R is false.

d) A is false but R is true

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Answer 1

Answer:

c A true R false

Explanation:

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Answer 2

Answer:

C

Explanation:

wire is cleaned to remove oxides which might have been formed and to remove dust and other particles. it has nothing to do with current.