Question

A is a nut and AB is a 1metre long ever, a person of mass 50 kg is standing on the lever at B and rotating the nut. give the magnitude and direction of torque acting on the nut? ​

Answer 1

Explanation:

Several familiar factors determine how effective you are in opening the door. See Figure 1. First of all, the larger the force, the more effective it is in opening the door—obviously, the harder you push, the more rapidly the door opens. Also, the point at which you push is crucial. If you apply your force too close to the hinges, the door will open slowly, if at all. Most people have been embarrassed by making this mistake and bumping up against a door when it did not open as quickly as expected. Finally, the direction in which you push is also important. The most effective direction is perpendicular to the door—we push in this direction almos