In a hydraulic lift, used at a service station the radius of the large and small piston are in the ratio of 20:1. What weight placed on the small piston will be sufficient to lift a car of mass 1500kg?
A
3.75kg
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B
37.5kg
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C
7.5kg
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D
75kg
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Solution
The correct option is A3.75kg According to Pascal's law