Engineering Mechanics The maximum efficiency of a lifting machine is m/V.R. V.R./m 1/m 1/(m × V.R.) m/V.R. V.R./m 1/m 1/(m × V.R.) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A weight of 1000 N can be lifted by an effort of 80 N. If the velocity ratio is 20, the machine is Non-reversible None of these Ideal Reversible Non-reversible None of these Ideal Reversible ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A differential pulley block has larger and smaller diameters of 100 mm and 80 mm respectively. Its velocity ratio is 5 40 20 10 5 40 20 10 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If rain is falling in the opposite direction of the movement of a pedestrian, he has to hold his umbrella More inclined when moving Less inclined when moving Less inclined when standing More inclined when standing More inclined when moving Less inclined when moving Less inclined when standing More inclined when standing ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its C.G. and parallel to the base, is bh3/12 bh3/8 bh3/36 bh3/4 bh3/12 bh3/8 bh3/36 bh3/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Whenever a force acts on a body and the body undergoes a displacement, then Body has kinetic energy of translation None of these Power is being transmitted Work is said to be done Body has kinetic energy of translation None of these Power is being transmitted Work is said to be done ANSWER DOWNLOAD EXAMIANS APP
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