1.

If thevalue of g suddenly becomes twice its value, it will become two tmes more difficult to pull a heavy object along the floor. Why?

Answer»

Solution :i. if the value of g becomes double the force with which the earth pulls the objecti.e. weight ofobject becomes double.
ii. As weight increases, FRICTIONAL force also increase while pulling the object
III. Hence, it WIL BECOME TWO times more difficult to pull a heavy object along the floor.


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