Engineering Mechanics The centre of percussion is below the centre of gravity of the body and is at a distance equal to h × kG kG2/h h/kG h2/kG h × kG kG2/h h/kG h2/kG ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The mechanical advantage of a lifting machine is the ratio of Output to the input Load lifted to the effort applied Distance moved by effort to the distance moved by load All of these Output to the input Load lifted to the effort applied Distance moved by effort to the distance moved by load All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of force in S.I. system of units is Watt Newton Dyne Kilogram Watt Newton Dyne Kilogram ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The potential energy of a vertically raised body is __________ the kinetic energy of a vertically falling body. Equal to None of these Less than Greater than Equal to None of these Less than Greater than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A screw jack used for lifting the loads is An ideal machine A reversible machine A non-reversible machine None of these An ideal machine A reversible machine A non-reversible machine None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The resultant of the two forces ‘P’ and ‘Q’ is ‘R’. If ‘Q’ is doubled, the new resultant is perpendicular to ‘P’. Then Q = R P = Q Q = 2R None of the listed here Q = R P = Q Q = 2R None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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