MBD PUBLICATION-WORK, ENERGY AND POWER-QUESTION BANK
- Two masses of 1 gm and 9 gm are moving with equal kinetic energies. Wh...
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- An electric pump is used to full an overhead tank of capacity 9m^3 kep...
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- A bullet when fired at a target has its velocity decreased to 50% afte...
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- What is the work done in lifting water from a well 6 m deep using a bu...
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- What is the work done in dragging a stone of mass 100kg up an inclined...
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- The power engine which accelerates a car of mass 800 kg to a speed of ...
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- A rifle bullet loses 1/20th of its velocity in passing through a plank...
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- An elastic ball is dropped from a height of 100 m. Due to the earth,20...
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- Two bodies with kinetic energies in the ratio of 4:1 are moving with e...
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- A ball is dropped from a height of 20 cm. The ball rebounds to a heigh...
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- The power of a water pump is 2 Kw . If g=10 m//s^2. What is the amount...
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- A stone is projected vertically up to reach maximum height h. The rati...
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- Ball 1 collides with another ball of same mass at rest. For what valu...
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- A mass M kg is suspended by a weightless string. What is the horizonta...
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- A particle of mass 100g is thrown vertically upwards with a speed of 5...
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- A block of metal weighs 2 kg is resting on a frictionless plane. It is...
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- A lift starts from rest with constant upward acceleration . It moves 1...
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- In a double helix if one strand is on 5' to 3', what will be arrangeme...
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- A Man rowing a boat upstream at rest with respect to shore
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- When a body of mass 'm' moves with uniform speed V in a circle of radi...
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