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When a metal conductor connected to the left gap of a meter bridge is heated, the balancing point

a)

Shifts towards right

b)

Shifts towards left

c)

Remains unchanged

d)

Remains at zero



Question ID - 151718 | SaraNextGen Top Answer

When a metal conductor connected to the left gap of a meter bridge is heated, the balancing point

a)

Shifts towards right

b)

Shifts towards left

c)

Remains unchanged

d)

Remains at zero

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

As the resistance of metal increases on increasing the temperature, so resistance of metal conductor in left arm will increase on heating. For meter bridge

As  increases  also increases.

Hence, balancing point shifts towards right.

127 votes


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