A. bolt and nut
B. lead screw of a lathe
C. ball and socket joint
D. ball bearing and roller bearing
E. none of the above
A. universal joint
B. knuckle joint
C. Oldham’s coupling
D. flexible coupling
E. electromagnetic coupling
A. wear is less
B. power absorbed is less
C. both wear and power absorbed are low
D. the pressure developed being high provides tight sealing
E. there is overall economy of initial cost, maintenance and operation
A. parallel to OA
B. perpendicular to OA
C. at 45° to OA
D. along AO
E. along OA
A. lower pair
B. higher pair
C. open pair
D. close pair
E. cam pair
A. less
B. more
C. same
D. data are insufficient to determine same
E. none of the above
A. bolt and nut
B. lead screw of a lathe
C. ball and socket joint
D. ball bearing and roller bearing
E. all of the above