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The effective length of the wire of amet...

The effective length of the wire of ametre bridge is , in general , more than 1 cm because of

A

Joule heating of the wire

B

thermoelectric effect at the two w=ends of the wire

C

junction defects at the two ends of the wire

D

elastic stress generated in the wire

Text Solution

Verified by Experts

The correct Answer is:
C
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