If_one_surface_slides_over_the_other,_being_pressed_together_by_a_normal_force_N,_a_frictional_force_F_resisting_the_motion_must_be_overcome._The_ratio_F/N_is_called_______________$

If_one_surface_slides_over_the_other,_being_pressed_together_by_a_norm

1.	If_one_surface_slides_over_the_other,_being_pressed_together_by_a_normal_force_N,_a_frictional_force_F_resisting_the_motion_must_be_overcome._The_ratio_F/N_is_called_______________$
A.	kinetic friction
B.	dry friction
C.	friction circle
D.	none of the mentioned
Answer» B. dry friction

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If_one_surface_slides_over_the_other,_being_pressed_together_by_a_normal_force_N,_a_frictional_force_F_resisting_the_motion_must_be_overcome._The_ratio_F/N_is_called_______________$

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