Questions
A circular plate of radius is cut from one edge of thin circular plate of radius R. The moment of inertia of remaining portion about an axis through O perpendclicular to plane of plate is (Where M is the mass of remaining plate)
detailed solution
Correct option is C
IR=I1−I2I1=MI of circular solid plate of radius R about OI2=MI of circular removed plate of radius R/2 about OTalk to our academic expert!
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One quarter sector is cut from a uniform circular disc of radius R. This sector has mass M. It is made to rotate about a line perpendicular to its plane and passing
through the centre of the original disc. Its moment of inertia about the axis of rotation is
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