Engineering Mechanics A weight of 1000 N can be lifted by an effort of 80 N. If the velocity ratio is 20, the machine is Reversible None of these Non-reversible Ideal Reversible None of these Non-reversible Ideal ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Two like parallel forces are acting at a distance of 24 mm apart and their resultant is 20 N. It the line of action of the resultant is 6 mm from any given force, the two forces are 15 N and 5 N None of these 15 N and 15 N 20 N and 5 N 15 N and 5 N None of these 15 N and 15 N 20 N and 5 N ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The mechanical advantage of a lifting machine is the ratio of Load lifted to the effort applied All of these Distance moved by effort to the distance moved by load Output to the input Load lifted to the effort applied All of these Distance moved by effort to the distance moved by load Output to the input ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum mechanical advantage of a lifting machine is 1 / m 1 - m m 1 + m 1 / m 1 - m m 1 + m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a triangular section of base (b) and height (h) about an axis through its base, is bh3/36 bh3/4 bh3/12 bh3/8 bh3/36 bh3/4 bh3/12 bh3/8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the body falls freely under gravity, then the gravitational acceleration is taken as +9.8 m/s2 +8.9 m/s2 -9.8 m/s2 -8.9 m/s2 +9.8 m/s2 +8.9 m/s2 -9.8 m/s2 -8.9 m/s2 ANSWER DOWNLOAD EXAMIANS APP