What is the normal force equal to (on horizontal surface ) when the body is not in equilibrium?? Is.

What is the normal force equal to (on horizontal surface ) when the body is not in equilibrium?? Is it equal to the weight?

What is the solution to overcome the energy issue in transformer?

How to view an X-ray that was taken in a PA position?

Vertically downwards : 3N ( weight )
Vertically upwards : 7N
What does the Normal force equal? Block is moving at constant speed…
Is the normal force = the weight? or..?