Theory of Machine
The C.G. of a link in any mechanism would experience

Angular acceleration
No acceleration
Linear acceleration
Both angular and linear accelerations

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Theory of Machine
A thin circular disc is rolling with a uniform linear speed, along a straight path on a plane surface. Which of the following statement is correct in this regard?

The centre of the disc has centrifugal acceleration
The point on the disc making contact with the plane surface has zero acceleration
All points of the disc have the same velocity
The centre of the disc has zero acceleration

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