Mechanical Engineering - Engineering Mechanics
Exercise : Engineering Mechanics - Section 1
41.
A resultant force is a single force which produces the same effect as produced by all the given forces acting on a body.
42.
When a rigid body is suspended vertically, and it oscillates with a small amplitude under the action of the force of gravity, the body is known as
43.
Moment of inertia of a hollow circular section, as shown in the below figure about X-axis, is
44.
If two blocks of equal mass are attached to the two ends of a light string and one of the blocks is placed over a smooth horizontal plane while the other is hung freely after passing over a smooth pulley, then the two blocks will have some motion.
45.
During elastic impact, the relative velocity of the two bodies after impact is __________ the relative velocity of the two bodies before impact.
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