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AP EAMCET202017 Sep 2020Evening ShiftPhysicsMechanical Properties of SolidsActual

When a weight of (10 ~kg ) is suspended from a copper wire of length (3 ~m ) and diameter (0.4 ~mm ), its length increases by (2.4 ~cm ). If the diameter of the wire is doubled, then the extension in its length will be

Options

  1. A(9.6 ~cm )
  2. B(4.8 ~cm )
  3. C(1.2 ~cm )
  4. D(0.6 ~cm )

Correct answer

D. (0.6 ~cm )

Step-by-step solution

No solution. Refer to answer key.

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