Assertion (A): Higher the range, lower is the resistance of an ammeter
Reason (R): To increase the range of an ammeter additional shunt is added in series to it

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(A) is true, but (R) is false

Both (A) and (R) are true and (R) is correct explanation of (A)

(A) is false and (R) is also false

Both (A) and (R) are true and (R) is not correct explanation of (A)

answer is C.

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Detailed Solution

Explanation: Ammeter's resistance should be low as much as possible and it is connected in series in a circuit so total resistance of circuit should not be affected.

If we want to increase range of ammeter, we have to decrease the resistance which is possible by adding a shunt in parallel to it.

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