Gamma Question Bank for Medical Physics>Chapter 7 - System of Particles and Rotational Motion>Assignment>Q 15

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A particle of mass $m$ is moving with constant velocity $v$ parallel to the $x$ -axis as shown in the figure. Its angular momentum about origin $O$ is

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Important Questions on System of Particles and Rotational Motion

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Gamma Question Bank for Medical Physics>Chapter 7 - System of Particles and Rotational Motion>Assignment>Q 16

A particle of mass

m = 5

units is moving with a uniform speed

v = 3 \sqrt{2} m / s

in the

X O Y

plane along the line

Y = X + 4

. The magnitude of the angular momentum about origin is :

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Gamma Question Bank for Medical Physics>Chapter 7 - System of Particles and Rotational Motion>Assignment>Q 17

A particle $P$ is moving along a straight line as shown in the figure. During the motion of the particle from $A$ to $B$ the angular momentum of the particle about $O$

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Gamma Question Bank for Medical Physics>Chapter 7 - System of Particles and Rotational Motion>Assignment>Q 18

For equilibrium of the system, value of mass $m$ should be

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Gamma Question Bank for Medical Physics>Chapter 7 - System of Particles and Rotational Motion>Assignment>Q 19

The moment of inertia of a body depends upon,

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Gamma Question Bank for Medical Physics>Chapter 7 - System of Particles and Rotational Motion>Assignment>Q 20

The moment of inertia of a thin uniform circular disc about one of its diameter is

I .

Its moment of inertia about an axis tangent to it and perpendicular to its plane is

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Gamma Question Bank for Medical Physics>Chapter 7 - System of Particles and Rotational Motion>Assignment>Q 21

We have two spheres one of which is hollow and the other solid. They have identical masses and moment of inertia about their respectively diameters. The ratio of their radius is given by:

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Gamma Question Bank for Medical Physics>Chapter 7 - System of Particles and Rotational Motion>Assignment>Q 22

A circular disc is to be made by using iron and aluminium, so that it acquires the maximum moment of inertia about its geometrical axis. It is possible with

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Gamma Question Bank for Medical Physics>Chapter 7 - System of Particles and Rotational Motion>Assignment>Q 24

Four spheres each of diameter '

2 a

' and mass '

m

' are placed in a way that their centers lie on the four cormers of a square of side

b

'. Moment of inertia of the system about an axis along one of the sides of the square is