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 A particle inside a hollow sphere of radius r, having coefficient of friction µ can rest up to height of 0.134 r r/2 r/3 r/A 0.134 r r/2 r/3 r/A ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio for the first system of pulleys is (where n is the number of pulleys.) 2n - 1 2n n n² 2n - 1 2n n n² ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of a uniform lamina lies at All of these The centre of heavy portion The bottom surface The midpoint of its axis All of these The centre of heavy portion The bottom surface The midpoint of its axis ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the resultant of two equal forces has the same magnitude as either of the forces, then the angle between the two forces is 30° 120° 60° 90° 30° 120° 60° 90° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics One joule means that Work is done by a force of 1 N when it displaces a body through 1 m Work is done by a force of 1 g when it displaces a body through 1 cm Work is done by a force of 1 dyne when it displaces a body through 1 cm Work is done by a force of 1 kg when it displaces a body through 1 m Work is done by a force of 1 N when it displaces a body through 1 m Work is done by a force of 1 g when it displaces a body through 1 cm Work is done by a force of 1 dyne when it displaces a body through 1 cm Work is done by a force of 1 kg when it displaces a body through 1 m ANSWER DOWNLOAD EXAMIANS APP
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