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SL ARORA-WORK, POWER AND ENERGY-TYPE B Based on K.E.,
- A body mass 4kg initiallay at rest is moved by a horizntally force 1N ...
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- The momentum of a body of masss of 5kg is 500kg ms^(-1). Find the its...
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- A bullet of mass 20g is found is found to pass two points 30cm apart i...
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- A force fo 3000 dyne acts on a body of mass 400g for 10s. Find the kin...
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- A body having masss oif 100g is allowed to fall freely under the actio...
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- A electron and a proton are detected in a cosmic ray experiment, the e...
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- A neutron of mass 1.66xx10^(-27)kg is moving with a speed of 7xx10^(5)...
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- A body of masss 1kg is allowed to fall freely under gravity. Find the ...
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- Two bodies of masses 1g and 16g are moving with equal kinetic energies...
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- If the momentum of a body is increased by 50%, then what will be the p...
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- The kinetic energy of a body decreases by 19%. What is the percentage ...
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- A running man has half the KE that a body of half his mass has. The ma...
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- While catching a cricket ball of mass 200g moving with a velocity of 2...
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- A man of 60kg jumps to a height of 1.0m. What is the potential energy ...
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- A vehicle of mass 15 quintal climbs up a hill 200 m high. It then move...
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- A stone of mass 0.4kg is thrown vertically up with a speed of 9.8ms^(-...
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- A ball is throuwn vertially up with a velcity of 20ms^(-1). At height ...
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- 230 joules were spent inlifting a 10kg wieight to a height of 2m. Calc...
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- Calculate the worked done in lifting a 300N weight to a height of 10m ...
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- A ball is dropped from rest from a height of 0m. If it loses 20% of it...
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