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Out of the given bodies (of same mass) for which the moment of inertia will be maximum about the axis passing through its centre of gravity and perpendicular to its plane

a)

Disc of radius

b)

Ring of radius

c)

Square lamina of side

d)

Four rods of length  making a square


Question ID - 53137 | Toppr Answer

Out of the given bodies (of same mass) for which the moment of inertia will be maximum about the axis passing through its centre of gravity and perpendicular to its plane

a)

Disc of radius

b)

Ring of radius

c)

Square lamina of side

d)

Four rods of length  making a square

1 Answer - 5876 Votes

3537

Answer Key : (d) -

(d)

For disc,

For ring,

For square of side

For square of rod of length

Hence, moment of inertia is maximum for square of four rods



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