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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 | SaraNextGen Top 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
127 votes
Answer Key / Explanation : (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

127 votes


127