Engineering Mechanics The bodies which rebound after impact are called Elastic bodies None of these Inelastic bodies Neither elastic nor inelastic bodies Elastic bodies None of these Inelastic bodies Neither elastic nor inelastic bodies ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be Downwards at its upper end Upwards at its upper end Away from the wall at its upper end Towards the wall at its upper end Downwards at its upper end Upwards at its upper end Away from the wall at its upper end Towards the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The C.G. of a solid hemisphere lies on the central radius 3r At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The total momentum of a system of masses (i. e. moving bodies) in any one direction remains constant, unless acted upon by an external force in that direction. This statement is called Newton's first law of motion Principle of conservation of energy Principle of conservation of momentum Newton's second law of motion Newton's first law of motion Principle of conservation of energy Principle of conservation of momentum Newton's second law of motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of angular velocity is m/min rad/s Both (B) and (C) Revolutions/min m/min rad/s Both (B) and (C) Revolutions/min ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its C.G. and parallel to the base, is bh3/12 bh3/4 bh3/36 bh3/8 bh3/12 bh3/4 bh3/36 bh3/8 ANSWER DOWNLOAD EXAMIANS APP