Topper's Solved these Questions
PRADEEP-WORK, ENERGY AND POWER-Problems For Practice
- A girl of mass 40kg sits on a swing formed by a rope 6m long. A pers...
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- A ball bounce of 80% of its original height . What fraction of its mec...
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- A simple pendulum of length 1m has a wooden bob of mass 1kg. It is str...
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- A body dropped from a height H reaches the ground with a speed of 1.2 ...
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- A pendulum bob has a speed 3m/s while passing thorugh its lowest posit...
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- A 16kg block moving on a frictionless horizontal surface with a veloci...
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- The bob of a pendulum has its rest point 1 metre below the support. T...
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- The string of a pendulum is 2.0m long. The bob is pulled sideways so t...
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- A spring gun has a spring constant of 80Ncm^(-1). The spring is compr...
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- A ball of mass m is droppped from a height h on a platform fixed at th...
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- The potential energy of a certain spring when stretched through a dist...
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- A certain spring that obeys Hook's law is stretched by an external age...
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- A spring of force constant 24N//m is resting on a frictionless horizon...
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- An object is attached to a vertical springs and lowered slowly to its ...
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- About 4xx10^(9)kg of matter is converted into energy in the sun each s...
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- Show that energy equivalent of one atomic mass unit is nearly 933MeV. ...
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- What is the minimum energy released in the annhilation of an electron ...
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- When slow neutrons are incident on a target containing .(92)U^(235) , ...
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- A nucleus of radium (.(88)Ra^(226)) decays to .(86)Rn^(222) by em...
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- If 1000kg of water is heated from 0^(@)C to 100^(@)C, calculate the in...
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