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 If the number of pulleys in a system is equal to its velocity ratio, then it is a __________ system of pulleys. Third None of these First Second Third None of these First Second ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The ratio of limiting friction and normal reaction is known as Angle of repose Angle of friction Coefficient of friction Sliding friction Angle of repose Angle of friction Coefficient of friction Sliding friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics For a self locking machine, the efficiency must be Greater than 50% Less than 50% 1 Equal to 50% Greater than 50% Less than 50% 1 Equal to 50% ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following are vector quantities? All of these Linear displacement Linear acceleration Linear velocity All of these Linear displacement Linear acceleration Linear velocity ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The three forces of 100 N, 200 N and 300 N have their lines of action parallel to each other but act in the opposite directions. These forces are known as Coplanar non-concurrent forces Coplanar concurrent forces Like parallel forces Unlike parallel forces Coplanar non-concurrent forces Coplanar concurrent forces Like parallel forces Unlike parallel forces ANSWER DOWNLOAD EXAMIANS APP
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