MEDIUM
JEE Advanced
IMPORTANT
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The dimensions of four wires of the same material are given below. In which wire the increase in the length will be maximum?
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Important Questions on Elasticity
MEDIUM
JEE Advanced
IMPORTANT
Two wires of same material and length but diameter in the ratio are stretched by the same force. The potential energy per unit volume for the two wires when stretched will be in the ratio
HARD
JEE Advanced
IMPORTANT
Two wires of the same material and length are stretched by the same force. Their masses are in the ratio . Their elongations are in the ratio
MEDIUM
JEE Advanced
IMPORTANT
Two wires of the same length and same material but radii in the ratio of 1 : 2 are stretched by unequal forces to produce equal elongation. The ratio of the two forces is
EASY
JEE Advanced
IMPORTANT
When a weight of is suspended from a copper wire of length and diameter , the length of the wire increases by . If the diameter is doubled, the extension produced is
MEDIUM
JEE Advanced
IMPORTANT
The length of a wire is increased by on the application of a given load. In a wire of the same material and length but of radius twice that of the first one, application of the same force produces an extension of:
MEDIUM
JEE Advanced
IMPORTANT
A cube is shifted to a depth of 100 m in a lake. The change in volume is 0.1%. The bulk modulus of the material is nearly
EASY
JEE Advanced
IMPORTANT
An elastic material of Young's modulus is subjected to a stress . The elastic energy stored per unit volume of the material is
EASY
JEE Advanced
IMPORTANT
What amount of work is done in increasing the length of a wire through unity?
