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Answer» Pascal’s principle: External pressure applied to an enclosed body of fluid is transmitted equally in all directions throughout the fluid volume and the walls of the containing vessel. Use : - This principle is used in designing and working of hydraulic jacks.
- Hydraulic jacks are useful to lift heavy objects like cars and other vehicles in automobile work shops when the vehicles are to be required or repaired.
- Here very less force is used to lift such heavy vehicles.
Appreciation : - Hydraulic jacks are used not only in automobile work shops, but also in so many industries where heavy weights are to be lifted with a little force.
- All the comforts which we are enjoying now are the efforts of scientists who discovered the laws and principles.
- Hence we have to appreciate the efforts of Pascal for his contribution in designing these principles.
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