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Two idential solid balls, one of ivory a...

Two idential solid balls, one of ivory and the other of wet caly, are dropped from the same height on the floor. Which one will rise to a greater height after striking the floor and why ?

A

the ivory ball will bounce to a greater height

B

the caly ball will bounce to a greater height

C

both the balls will bounce to the same height

D

the ivory bal will not at all bounce

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The correct Answer is:
A
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MOTION-ELASTICITY-EXERCISE -1
  1. a. Glass is more elastic than rubber b. Rubber is miore elastic than...

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  2. Two idential solid balls, one of ivory and the other of wet caly, are...

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  3. Which of the following is not dimension less

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  4. The longitudinal extention of any elastic material is very small.In or...

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  5. The modulus of elasticity of a material does not depend upon

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  6. A steel wire is stretched by 1 kg wt. If the radius of the wire is dou...

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  7. On withdrawing the applied force on some objects, the deformity caused...

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  8. On stretching some substances, permanent elongatiion is caused, becaus...

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  9. Out of the following materials, whose elasticity is independent of tem...

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  10. A cable that can support a load W is cut into two equal parts .T he ma...

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  11. The following four wires are made of the same material. Which of these...

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  12. The dimensional formula for compressibility is

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  13. The potential energy of a weight less spring compressed by a distance ...

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  14. A rod of length l and area of cross-section A is heated from 0^(@)C to...

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  15. When a wire is stretched, an amount of work is done. What is the amoun...

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  16. How many times is the adiabatic modulus of elasticity of gas as compar...

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  17. An iron bar of length l cross section 'A' and young's modulus Y is pu...

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  18. On withdraw in the external applied force on bodies within the elastic...

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  19. Elasticity is the property which is caused by

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  20. The effect of temperature on the value of modulus of elasticity for va...

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