Engineering Mechanics The center of gravity of a quadrant of a circle lies along its central radius (r) at a distance of 0.6 r 0.8 r 0.7 r 0.5 r 0.6 r 0.8 r 0.7 r 0.5 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A ladder is resting on a rough ground and leaning against a smooth vertical wall. The force of friction will act Zero at its upper end Perpendicular to the wall at its upper end Downward at its upper end Upward at its upper end Zero at its upper end Perpendicular to the wall at its upper end Downward at its upper end Upward at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin spherical shell of mass m and radius r, about its diameter is 3mr²/5 2mr²/5 2mr²/3 mr²/3 3mr²/5 2mr²/5 2mr²/3 mr²/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The periodic time of a particle with simple harmonic motion is _________ proportional to the angular velocity. Directly Inversely Square root None of these Directly Inversely Square root None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A particle moves along a straight line such that distance (x) traversed in 't' seconds is given by x = t² (t - 4), the acceleration of the particle will be given by the equation 6f - 4 3t² + 2t 6f - 8 6t² - 8t 6f - 4 3t² + 2t 6f - 8 6t² - 8t ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics An ideal machine is one whose efficiency is 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% 1 ANSWER DOWNLOAD EXAMIANS APP