For the following questions answer them individually
If the rotating mass of a rim type flywheel is distributed on another rim type flywheel whose mean radius is half the mean radius of the former,
then energy stored in the later at the same speed will be
A thin circular disc is rolling with a uniform linear Speed, along a straight path on a plane surface. Consider the following statements in this regard:
1. All points of the disc have the same velocity
2. The center of the disc has zero acceleration
3. The center of the disc has centrifugal acceleration
4. The point on the disc making contact with the plane surface has zero acceleration
Of these statements
If a number of forces act on a rigid body, each force may be replaced by an equal and parallel force acting through a fixed point, together with a couple. For the rigid body to be in equilibrium
A fixed gear having 200 teeth is in mesh with another gear having 50 teeth. The two gears are connected by an arm. The number of turns made by the smaller gear for one revolution of arm about the center of the bigger gear is
With symbols having the usual meanings,the single degree of freedom system, $$mx + cx + kx = F \sin \omega t$$ represents