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Multiple Choice Questions (MCQs)
Which of these is a simple machine?
(i) Car
(ü) Bicycle
(ii) Sewing machine
(iv) Screw
Which of these shows a lever of class 1?
(1) F-E-L
(ü) E-F-L
(iii) E-L-F
(iv) All of these
Which of these simple machines does not increase or decrease force?
(1) Lever of class 2
(11) Single fixed pulley
(ii) Inclined plane
(iv) Wheel and axle
C.
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