Engineering Mechanics The efficiency of a lifting machine is the ratio of Work done by the machine to the work done on the machine All of these Output to the input Mechanical advantage to the velocity ratio Work done by the machine to the work done on the machine All of these Output to the input Mechanical advantage to the velocity ratio ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin spherical shell of mass m and radius r, about its diameter is 2mr²/5 mr²/3 2mr²/3 3mr²/5 2mr²/5 mr²/3 2mr²/3 3mr²/5 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The coefficient of friction depends upon Area of contact Shape of the surfaces Nature of surfaces All of these Area of contact Shape of the surfaces Nature of surfaces All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Coefficient of friction depends upon Area of contact only Both (A) and (B) Nature of surface only None of these Area of contact only Both (A) and (B) Nature of surface only None of these 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 The slope on the road surface generally provided on the curves is known as Angle of friction Angle of repose None of these Angle of banking Angle of friction Angle of repose None of these Angle of banking ANSWER DOWNLOAD EXAMIANS APP
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