Lessons

Eamcet Physics
1 st Year : Unit 7.1 ( Properties of Bulk Matter ) - Elasticity

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Q.

A load of 1kg weight is attached to one end of a steel wire of cross sectional area 3 and Young’s modulus 1011 N/m2. The other end is suspended vertically from a hook on a wall, and then the load is pulled horizontally and released. When the load passes through its lowest position the fractional change in length is (g=10m/s2)

View Answer

Correct choice: A

Explanation:

None
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