Engineering Mechanics The maximum efficiency of a lifting machine is m/V.R. V.R./m 1/(m × V.R.) 1/m m/V.R. V.R./m 1/(m × V.R.) 1/m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The point, through which the whole weight of the body acts, irrespective of its position, is known as Center of mass Center of percussion Center of gravity Moment of inertia Center of mass Center of percussion Center of gravity Moment of inertia ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In a single threaded worm and worm wheel, the number of teeth on the worm is 50. The diameter of the effort wheel is 100 mm and that of load drum is 50 mm. The velocity ratio is 50 100 200 400 50 100 200 400 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio for the third system of pulleys is n² 2n - 1 2n n n² 2n - 1 2n n 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 bh3/4 bh3/36 bh3/8 bh3/12 bh3/4 bh3/36 bh3/8 bh3/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics For a self locking machine, the efficiency must be 1 Equal to 50% Greater than 50% Less than 50% 1 Equal to 50% Greater than 50% Less than 50% ANSWER DOWNLOAD EXAMIANS APP
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