41. A jack could lift a very heavy object like a car. It compressed air and exerts a force on a small piston of area 10 cm2
and the
pressure is transmitted by an incompressible liquid to a second piston of area 30 cm2
. If we want to lift a car weighting 1300 kg,
what force must be exerted in the small area piston?
(A) 43.3 N (B) 424.6 N (C) 433.3 N (D) 1300.0 N (E) 4247.7 N
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