Engineering Mechanics The moment of inertia of a solid sphere of mass ‘m’ and radius ‘r’ is mr² 2mr²/5 2mr²/3 mr²/2 mr² 2mr²/5 2mr²/3 mr²/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The linear acceleration (a) of a body rotating along a circular path of radius (r) with an angular acceleration of α rad/s2, is a = α/ r None of these a = r / α a = α.r a = α/ r None of these a = r / α a = α.r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to completely specify angular displacement by a vector, it must fix All of these Sense of angular displacement Direction of the axis of rotation Magnitude of angular displacement All of these Sense of angular displacement Direction of the axis of rotation Magnitude of angular displacement ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the number of pulleys in a system is equal to its velocity ratio, then it is a __________ system of pulleys. None of these First Third Second None of these First Third Second ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the body falls freely under gravity, then the gravitational acceleration is taken as -9.8 m/s2 -8.9 m/s2 +9.8 m/s2 +8.9 m/s2 -9.8 m/s2 -8.9 m/s2 +9.8 m/s2 +8.9 m/s2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of a uniform lamina lies at All of these The bottom surface The midpoint of its axis The centre of heavy portion All of these The bottom surface The midpoint of its axis The centre of heavy portion ANSWER DOWNLOAD EXAMIANS APP