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Question:

A hydraulic lift is used to jack a 780 kg car 15cm off the floor.?

The diameter of the output piston is 15cm, and the input force is 160N.a) What is the area of the input piston?b) What is the work done in lifting the car 15cm?c) If the input piston moves 13cm in each stroke, how high does the car move up for each stroke?d) How many strokes are required to jack the car up 15cm?

Answer:

This is a physics question and nothing to do with vehicle maintenance and repair. You may want to try posting it in the right category.

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