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A raw egg and a hard boiled egg are made to spin on a table with the same angular speed about the same axis. The ratio of the moments of inertia of raw egg and that of boiled egg about a central axis is

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Important Questions on Rotational Motion

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Physics Crash Course MHT-CET>Chapter 4 - Rotational Motion>Exercise 1>Q 15
The radius of gyration of a uniform solid sphere of mass m and radius R about its diameter is
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Physics Crash Course MHT-CET>Chapter 4 - Rotational Motion>Exercise 1>Q 16
The radius of gyration of a thin rod of mass 100 gm and length 1 m about an axis passing through its centre of gravity and perpendicular to its length is
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Physics Crash Course MHT-CET>Chapter 4 - Rotational Motion>Exercise 1>Q 17
Four particles each of mass M are held rigidly by a very light circular frame of radius b. The radius of gyration of the system for an axis through the centre of the circle and perpendicular to the plane is
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Physics Crash Course MHT-CET>Chapter 4 - Rotational Motion>Exercise 1>Q 18
About which of the following axis is the M.I. of thin circular disc minimum?
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Physics Crash Course MHT-CET>Chapter 4 - Rotational Motion>Exercise 1>Q 19
If radius of solid sphere is doubled by keeping its mass constant, then,
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Physics Crash Course MHT-CET>Chapter 4 - Rotational Motion>Exercise 1>Q 20
The radius of gyration depends on
 
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Physics Crash Course MHT-CET>Chapter 4 - Rotational Motion>Exercise 1>Q 21
M.I. of a thin uniform rod about the axis passing through its centre and ⊥er to its length is ML212. The rod is cut transversely into two halves, which are then riveted end to end. M.I. of the composite rod about the axis passing through its centre and ⊥er to its length will be?
 
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Physics Crash Course MHT-CET>Chapter 4 - Rotational Motion>Exercise 1>Q 22
Moment of inertia of disc about the tangent parallel to plane is I. The moment of inertia of disc about tangent and perpendicular to its plane is