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 horizontal range of a projectile (R) is given by R = u² cos2α/g R = u² sinα/g R = u² sin2α/g R = u² cosα/g R = u² cos2α/g R = u² sinα/g R = u² sin2α/g R = u² cosα/g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics An ideal machine is one whose efficiency is 1 Between 70 and 80% Between 80 and 90% Between 60 and 70 % 1 Between 70 and 80% Between 80 and 90% Between 60 and 70 % ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of 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 Work done by the machine to the work done on the machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Static friction is always __________ dynamic friction. Less than None of these Equal to Greater than Less than None of these Equal to Greater than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to double the period of simple pendulum, the length of the string should be Quadrupled Doubled None of these Halved Quadrupled Doubled None of these Halved ANSWER DOWNLOAD EXAMIANS APP
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