In a sensitive meter bridge apparatus the bridge wire should possess

In a sensitive meter bridge apparatus the bridge wire should possess
  1. high resistivity and low temperature coefficient.
  2. low resistivity and high temperature coefficient.
  3. low resistivity and low temperature coefficient.
  4. high resistivity and high temperature coefficient.

Solution

Bridge wire in a sensitive meter bridge wire should be of high resistivity and low temperature coefficient.

Asked in: JEE Main 2012 (12 May Online)

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