MCQOPTIONS
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| 1. |
When_the_two_elements_of_a_pair_have_a_surface_contact_when_relative_motion_takes_place_and_the_surface_of_one_element_slides_over_the_surface_of_the_other,_the_pair_formed_is_known_as_a$ |
| A. | lower pair |
| B. | higher pair |
| C. | self-closed pair |
| D. | force-closed pair |
| Answer» B. higher pair | |