A car of mass 1500 kg is placed on a large piston with a radius of 4m. (i) What is the minimum upward force that the large piston must exert to lift the car? (ii) If the mechanical advantage of the lift is 20, what is the minimum downward force that must be given? (iii) Calculate the radius of the small piston?
A car of mass 1500 kg is placed on a large piston with a radius of 4m. (i) What is the minimum upward force that the large piston must exert to lift the car? (ii) If the mechanical advantage of the lift is 20, what is the minimum downward force that must be given? (iii) Calculate the radius of the small piston?
Physics for Scientists and Engineers with Modern Physics
10th Edition
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter14: Fluid Mechanics
Section: Chapter Questions
Problem 46AP: Review. In a water pistol, a piston drives water through a large tube of area A1 into a smaller tube...
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A car of mass 1500 kg is placed on a large piston with a radius of 4m. (i) What is the minimum upward force that the large piston must exert to lift the car? (ii) If the mechanical advantage of the lift is 20, what is the minimum downward force that must be given? (iii) Calculate the radius of the small piston? (iv) Determine the pressure exerted by the large piston? (v) How much the small piston should descend in order to lift the car by 2m?
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Discuss on any four applications of Surface tension in real life. |
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How upward force and weight of the displaced fluid are related in |
Transcribed Image Text:Q2(a) A car of mass 1500 kg is placed on a large piston with a radius of
4m.
) What is the minimum upward force that the large piston
must exert to lift the car?
(ii) If the mechanical advantage of the lift is 20, what is the
minimum downward force that must be given?
(iii) Calculate the radius of the small piston?
(iv) Determine the pressure exerted by the large piston?
(v) How much the small piston should descend in order to lift
the car by 2m?
(b) Discuss on any four applications of Surface tension in real life.
(c) How upward force and weight of the displaced fluid are related in fluid
mechanics? Explain their related concepts with necessary sketches.
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