A. Wheel
B. Axle
C. Both ‘a’ and ‘b’
A. Rotate
B. Lift
A. Axle
B. Wheel
C. None of these
A. Greater
B. No
C. Lesser
D. All of these
C. Wheel and Axle
D. None of these
A. Drill machine
B. Crank
C. Screw driver
A. Flat wheel
C. Grooved wheel
A. 1
B. 2
C. 3
A. System pulley
B. Fixed pulley
C. Movable pulley
A. Pulley
B. Free end of rope
C. Block
B. Equal
C. Less
A. Change
C. Move
A. Fixed pulley
B. System pulley
A. Movable
B. Fixed
A. Fixed
B. Movable
B. Pulley
C. Combined pulley