Which of the following is true about non-contact forces?
Non-contact forces work in both the cases i.e. when they are in contact with the object and when they are not in contact with the object.
Non-contact forces work in both the cases, i.e., when they are in contact with the object and when they are not in contact with the object. If we see the example of gravitational force, it acts on objects in the air as well as on the objects on the ground.