shadowyhank5607 shadowyhank5607
  • 11-03-2024
  • Physics
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A wire P is half the diameter and half the length of a wire Q of similar material. The ratio of resistances of P to that Q is:
(a) 4 : 1
(b) 8 : 1
(c) 2 : 1
(d) 1 : 2​

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