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The kinetic energy of a body decreases b...

The kinetic energy of a body decreases by 19%. What is the percentage decreases in its linear momentum?

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SL ARORA-WORK, POWER AND ENERGY-TYPE B Based on K.E.,
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  3. A force fo 3000 dyne acts on a body of mass 400g for 10s. Find the kin...

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  4. A body having masss oif 100g is allowed to fall freely under the actio...

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  5. A electron and a proton are detected in a cosmic ray experiment, the e...

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  6. A neutron of mass 1.66xx10^(-27)kg is moving with a speed of 7xx10^(5)...

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  7. A body of masss 1kg is allowed to fall freely under gravity. Find the ...

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  8. Two bodies of masses 1g and 16g are moving with equal kinetic energies...

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  9. If the momentum of a body is increased by 50%, then what will be the p...

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  10. The kinetic energy of a body decreases by 19%. What is the percentage ...

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  11. A running man has half the KE that a body of half his mass has. The ma...

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  12. While catching a cricket ball of mass 200g moving with a velocity of 2...

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  13. A man of 60kg jumps to a height of 1.0m. What is the potential energy ...

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  14. A vehicle of mass 15 quintal climbs up a hill 200 m high. It then move...

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  15. A stone of mass 0.4kg is thrown vertically up with a speed of 9.8ms^(-...

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  16. A ball is throuwn vertially up with a velcity of 20ms^(-1). At height ...

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  17. 230 joules were spent inlifting a 10kg wieight to a height of 2m. Calc...

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  18. Calculate the worked done in lifting a 300N weight to a height of 10m ...

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  19. A ball is dropped from rest from a height of 0m. If it loses 20% of it...

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  20. A 3.0kg block has a speed of 2m//s A and 6m//s at B. If the distance f...

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