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 0.5 r 0.7 r 0.6 r 0.8 r 0.5 r 0.7 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a number of coplanar forces acting at a point be in equilibrium, the sum of clockwise moments must be __________ the sum of anticlockwise moments, about any point. None of these Equal to Less than Greater than None of these Equal to Less than Greater than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum efficiency of a lifting machine is V.R./m 1/m 1/(m × V.R.) m/V.R. V.R./m 1/m 1/(m × V.R.) m/V.R. ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Coplanar concurrent forces are those forces which Do not meet at one point, but their lines of action lie on the same plane Meet at one point, but their lines of action do not lie on the same plane Meet at one point and their lines of action also lie on the same plane Do not meet at one point and their lines of action do not lie on the same plane Do not meet at one point, but their lines of action lie on the same plane Meet at one point, but their lines of action do not lie on the same plane Meet at one point and their lines of action also lie on the same plane Do not meet at one point and their lines of action do not lie on the same plane ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The power developed by a body acted upon by a torque 'T' Newton meter (N - m) and revolving at ω radian/s is given by T.ω/75 (in kilowatts) T.ω/4500 (in kilowatts) T.ω/60 (in watts) T.ω (in watts) T.ω/75 (in kilowatts) T.ω/4500 (in kilowatts) T.ω/60 (in watts) T.ω (in watts) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of angular acceleration is rad/s2 N-m m/s m/s2 rad/s2 N-m m/s m/s2 ANSWER DOWNLOAD EXAMIANS APP
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