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The centre of mass of a rigid body cannot lie

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Important Questions on Laws of Motion

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Physics Crash Course MHT-CET>Chapter 2 - Laws of Motion>Exercise 1>Q 291
Two bodies of masses m and 4m are moving with equal linear momentum. The ratio of their kinetic energies is
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Physics Crash Course MHT-CET>Chapter 2 - Laws of Motion>Exercise 1>Q 292
The kinetic energy of a body of mass 2 kg and momentum of 2 Ns is
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Physics Crash Course MHT-CET>Chapter 2 - Laws of Motion>Exercise 1>Q 293
Select the WRONG statement. The location of centre of mass of a system of particles
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Physics Crash Course MHT-CET>Chapter 2 - Laws of Motion>Exercise 1>Q 294
Two bodies of masses 4 kg and 5 kg are moving with equal momentum. Then the ratio of their respective kinetic energies is
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Physics Crash Course MHT-CET>Chapter 2 - Laws of Motion>Exercise 1>Q 295
If the momentum of a body increases by 0.01%, its kinetic energy will increase by
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Physics Crash Course MHT-CET>Chapter 2 - Laws of Motion>Exercise 1>Q 296
Two bodies A and B having masses in the ratio of 3: 1 possess the same kinetic energy. The ratio of linear momentum of B to A is
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Physics Crash Course MHT-CET>Chapter 2 - Laws of Motion>Exercise 1>Q 297
Two bodies of mass m and 4m have equal kinetic energy. What is the ratio of their momentum?
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Physics Crash Course MHT-CET>Chapter 2 - Laws of Motion>Exercise 1>Q 298

A segment of angle θ is cut from a half disc of symmetrically as shown. If the centre of mass of the remaining part is at a distance a from O and the centre of mass of the original disc was at distance d, then it can be definitely said that,

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