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Mechanical Prop...

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  • Question 1
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    A wire elongates by 1 mm when a load W is hanged from it. If the wire goes ever a pulley and two weight W each are hang at the two ends. What will be the elongation of the wire ? (in mm)

  • Question 2
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  • Question 3
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  • Question 4
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  • Question 5
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    A wire of cross-section 4 mm2 is stretched by 0.1 mm by a certain weight. How far (length) will be wire of same material and length but of area 8 mm2 stretched under the action of same force.

  • Question 6
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  • Question 7
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    A copper wire and a steel wire of same diameter and length are connected end to end a force is applied, which stretches their combined length by 1 cm, the two wires will have.......

  • Question 8
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  • Question 9
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    Two similar wires under the same load yield elongation of 0.1 mm and 0.05 mm respectively. If the area of Cross – section of the first wire is 4 mm2. Then what is the area of cross – section of the second wire?

  • Question 10
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    Two wires of same diameter of the same material having the length l and 2l. If the force F is applied on each, what will be the ratio of the work done in the two wires ?

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