Engineering Mechanics A screw jack used for lifting the loads is A reversible machine An ideal machine A non-reversible machine None of these A reversible machine An ideal machine A non-reversible machine None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The center of gravity of a semi-circle lies at a distance of __________ from its base measured along the vertical radius. 8r/3 3r/4π 4r/ 3π 3r/ 8 8r/3 3r/4π 4r/ 3π 3r/ 8 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/60 (in watts) T.ω/75 (in kilowatts) T.ω (in watts) T.ω/4500 (in kilowatts) T.ω/60 (in watts) T.ω/75 (in kilowatts) T.ω (in watts) T.ω/4500 (in kilowatts) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The center of gravity of a quadrant of a circle lies along its central radius (r) at a distance of 0.8 r 0.6 r 0.7 r 0.5 r 0.8 r 0.6 r 0.7 r 0.5 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The energy possessed by a body, for doing work by virtue of its position, is called Kinetic energy Chemical energy Potential energy Electrical energy Kinetic energy Chemical energy Potential energy Electrical energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a sphere of mass 'm' and radius 'r', about an axis tangential to it, is 7mr²/5 2mr²/5 2mr²/3 7mr²/3 7mr²/5 2mr²/5 2mr²/3 7mr²/3 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS