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The lower surface of a cube is fixed. On...

The lower surface of a cube is fixed. On its upper surface, force is applied at an angle of `30^(@)`. The change will be in its

A

shape

B

size

C

volume

D

both shape and size

Text Solution

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The correct Answer is:
D
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ALLEN-ELASTICITY, SURFACE TENSION AND FLUID MECHANICS-Exercise 1 (Elasticity)
  1. Which of the following substances has the highest elasticity?

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  2. The lower surface of a cube is fixed. On its upper surface, force is a...

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  3. A 2 m long rod of radius 1 cm which is fixed from one end is given a t...

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  4. A force F is needed to break a copper wire having radius R. The force ...

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  5. If the density of the material increase, the value of young's modulus

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  6. The following four wires of length L and radius r are made of the same...

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  7. The load versus elongation graph for four wires of the same material a...

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  8. A fixed volume of iron is drawn into a wire of length l. The extension...

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  9. Two wires of the same material have lengths in the ratio 1:2 and their...

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  10. The area of cross-section of a wire of length 1.1 meter is 1mm^(2). It...

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  11. The Young's modulus of a rubber string 8 cm long and density 1.5kg//m^...

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  12. An increases in pressure required to decreases the 200 litres volume o...

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  13. A ball falling in a lake of depth 200m shown 0.1% decrease in its volu...

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  14. Two wires of same diameter of the same material having the length L an...

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  15. A brass rod of cross-sectional area 1cm^(2) and length 0.2 m is compre...

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  16. A wire is stretched under a force. If the wire suddenly snaps, the tem...

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