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Properties of Matter question

2009 · Shift 0 · Q72
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Properties of Matter question

2009 · Shift 0 · Q72

JEE MainPhysicsProperties of MatterMCQ+4 / −1
Two wires are made of the same material and have the same volume. However wire 111 has cross-sectional area AAA and wire 222 has cross-sectional area 3A.3A.3A. If the length of wire 111 increases by Δx\Delta xΔx on applying force F,F,F, how much force is needed to stretch wire 222 by the same amount?
  1. A
    4F4F4F
  2. B
    6F6F6F
  3. C
    9F9F9F
  4. D
    FFF
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