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Q: 88 cubic centimetres of silver is drawn into a wire 1 mm in diameter. The length of the wire in metres will be ?

  • 1
    112 mts
  • 2
    84 mts
  • 3
    96 mts
  • 4
    108 mts
  • उत्तर देखें
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Answer : 2. "84 mts"
Explanation :

Answer: B) 84 mts Explanation: Vol of silver = πR2h  = 66 C.C   Given D= 1mm => R = D/2 = 1/20 cm     => 227×1202×h = 66 = 66 x 400 x (7/22) = 8400 cm = 84 mtrs.

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