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NARAYNA-WORK POWER AND ENERGY-C.U.Q-Key
- Identify the non-conservative force in the following
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- If x,F and U denote the dispalcement, force acting on and potential en...
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- In the case of conservative force
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- The change in kinetic energy per unit 'space' (distance) is equal to
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- When the momentum of a body a doubled, the kinetic energy is
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- For the same kinetic energy, the momentum shall be maximum for which o...
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- If the momentum of a particle is plotted on X-axis and its kinetic ene...
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- When two identical balls are moving with equal speed in opposite direc...
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- The product of linear momentum and velocity of a blood represents.
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- The KE of a freely falling body
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- Consider the following two statements: A. Linear momentum of a syste...
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- Internal forces can change
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- If the force acting on a body is inversely proportional to its speed, ...
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- Which of the following graphs depicts the variation of KE of a ball bo...
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- Which of the following statements is correct?
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- Two bodies of unequal masses have same linear momentum. Which one has ...
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- Two bodies of masses m(1) and m(2) have equal KE. Their momenta is in...
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- A body can have
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- A rock of mass m is dropped to the ground from a height h. A second ro...
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- These diagrams represent the potential energy U of a diatomic molecule...
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