If the radius of the wire of resistance R is made n times, its mass remaining constant, then its new resistance will be r?R (b) n4R (c) (d) 4 n 9 1 . The temperature coefficient of resistance for a super conductor is (a) 1 (b) -1 (c) zero ( d) infinity 92. ... Q (c) 12 kQ (d) 120 kfl 96. ... In the following diagram, the reading of the ammeter is (when the internal resistance of the battery is zero) 2 A (b) f A W A (d) none ofanbsp;...

Title | : | Numerical Prob In Physics X 2E |

Author | : | Tmh |

Publisher | : | Tata McGraw-Hill Education - 2007-06-01 |

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