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General
Easy
Question
The length of second's hand in watch is 1 cm. The change in velocity of its tip in 15 seconds is
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The correct answer is:
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From the equation , one can obtain the angle of banking for a cyclist taking a curve (the symbols have their usual meanings). Then say, it is
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A thin uniform rod AB of length L and mass M hangs from a smooth pivot at A and is connected at the bottom by a spring of constant K to wall as shown. The system is set into oscillation by slightly displacing end B. The period of oscillation is
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Four massless springs whose force constants are 2k, 2k, k and 2k respectively are attached to a mass M kept on a frictionless plane (as shown in figure). If the mass M is displaced in the horizontal direction, then the frequency of oscillation of the system is
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A man having a wrist watch and a pendulum clock rises on a TV tower. The wrist watch and pendulum clock per chance fall from the top of the tower. Then
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Time period of a block suspended from the upper plate of a parallel plate capacitor by a spring of stiffness k is T. When block is uncharged. If a charge q is given to the block them, the new time period of oscillation will be
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The period of a simple pendulum, whose bob is a hollow metallic sphere, is T. The period is T1 when the bob is filled with sand, T2 when it is filled with mercury and T3 when it is half filled with mercury. Which of the following is true
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Acceleration A and time period T of a body in S.H.M. is given by a curve shown below. Then corresponding graph, between kinetic energy (K.E.) and time t is correctly represented by
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A body of mass 0.01 kg executes simple harmonic motion (S.H.M.) about under the influence of a force shown below : The period of the S.H.M. is
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