A time varying force is applied on a block placed over a rough surface as shown in figure. Let `theta` be the angle between net contact force on the block and the normal reaction, then with time, `theta` will A. remain constantB. first increase to a maximum value (say `theta _(max))` and then becomes constant in a value less then `theta_(max)`C. first decrease to a minimum value (say `theta_(min)`) and then becomes constant in a value more then `theta_(min)`D. None of the above

A time varying force is applied on a block placed over a rough surface

1.	A time varying force is applied on a block placed over a rough surface as shown in figure. Let `theta` be the angle between net contact force on the block and the normal reaction, then with time, `theta` will A. remain constantB. first increase to a maximum value (say `theta _(max))` and then becomes constant in a value less then `theta_(max)`C. first decrease to a minimum value (say `theta_(min)`) and then becomes constant in a value more then `theta_(min)`D. None of the above
Answer» Correct Answer - B

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