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96. A semi-circular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi-cricular disc and horizontal surface is \i. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will | |
A. | remain horizontal [Wrong Answer] |
B. | slant up towards direction of pull [Wrong Answer] |
C. | slant down towards direction of pull [Correct Answer] |
D. | unpredictable [Wrong Answer] |
E. | none of the above. [Wrong Answer] |