Engineering Mechanics The range of a projectile is maximum, when the angle of projection is 90° 45° 60° 30° 90° 45° 60° 30° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be Towards the wall at its upper end Downwards at its upper end Away from the wall at its upper end Upwards at its upper end Towards the wall at its upper end Downwards at its upper end Away from the wall at its upper end Upwards at its upper end 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 momentum Newton's second law of motion Principle of conservation of energy Newton's first law of motion Principle of conservation of momentum Newton's second law of motion Principle of conservation of energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of moment of inertia of an area is m4 kg-m-s2 kg/m2 kg-m2 m4 kg-m-s2 kg/m2 kg-m2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to double the period of simple pendulum, the length of the string should be Halved None of these Doubled Quadrupled Halved None of these Doubled Quadrupled ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics An ideal machine is one whose efficiency is 1 Between 60 and 70 % Between 80 and 90% Between 70 and 80% 1 Between 60 and 70 % Between 80 and 90% Between 70 and 80% ANSWER DOWNLOAD EXAMIANS APP
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