Engineering Mechanics The moment of inertia of a rectangular section 3 cm wide and 4 cm deep about X-X axis is 12 cm4 16 cm4 9 cm4 20 cm4 12 cm4 16 cm4 9 cm4 20 cm4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a simple wheel and axle with D and d as the diameters of effort wheel and load axle, is D × d D + d D / d D - d D × d D + d D / d D - d ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Two balls of equal mass and of perfectly elastic material are lying on the floor. One of the balls with velocity ‘v’ is made to strike the second ball. Both the balls after impact will move with a velocity v/4 v v/2 v/8 v/4 v v/2 v/8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum efficiency of a lifting machine is m/V.R. 1/m 1/(m × V.R.) V.R./m m/V.R. 1/m 1/(m × V.R.) V.R./m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of a uniform lamina lies at The centre of heavy portion The midpoint of its axis The bottom surface All of these The centre of heavy portion The midpoint of its axis The bottom surface All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a suspended body is struck at the center of percussion, then the pressure on die axis passing through the point of suspension will be Infinity Minimum Zero Maximum Infinity Minimum Zero Maximum ANSWER DOWNLOAD EXAMIANS APP
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