Engineering Mechanics The resultant of two forces P and Q (such that P > Q) acting along the same straight line, but in opposite direction, is given by P + Q P - Q Q / P P / Q P + Q P - Q Q / P P / Q ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of Work done by the machine to the work done on the machine Mechanical advantage to the velocity ratio All of these Output to the input Work done by the machine to the work done on the machine Mechanical advantage to the velocity ratio All of these Output to the input ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Center of gravity of a thin hollow cone lies on the axis at a height of One-half of the total height above base One-fourth of the total height above base One-third of the total height above base Three-eighth of the total height above the base One-half of the total height above base One-fourth of the total height above base One-third of the total height above base Three-eighth of the total height above the base ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to double the period of simple pendulum, the length of the string should be Quadrupled None of these Doubled Halved Quadrupled None of these Doubled Halved ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a first system of pulleys with 4 pulleys is 20 16 4 8 20 16 4 8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The ratio of static friction to dynamic friction is always None of these Less than one Equal to one Greater than one None of these Less than one Equal to one Greater than one ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS