Work, Energy and Power

Related Questions

• The energy stored in wound watch spring is

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• A bullet of mass m moving with velocity v strikes a block of mass M at rest and gets embedded into it. The kinetic energy of the composite block will be

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• If the increase in the kinetic energy of a body is 22%, then the increase in the momentum will be

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• The force constant of a weightless spring is 16 N/m. A body of mass 1.0 kg suspended from it is pulled down through 5 cm and then released. The maximum kinetic energy of the system (spring + body) will be

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• A force $(\vec F) = 3\hat i + c\hat j + 2\hat k$ acting on a particle causes a displacement: $(\vec s)\, = - 4\hat i + 2\hat j + 3\hat k$ in its own direction. If the work done is $6\,J,$ then the value of $'c'$ is

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