Physics-Pascal's Law

NEET Physics Pascal's Law MCQ Question

Type: MCQ-diagram based-Hard-Class 11

Consider a hydraulic lift system where a diagram shows two connected pistons of different diameters, with piston A having a smaller diameter and piston B having a larger diameter. If a force is applied on piston A, how does Pascal's Law explain the force experienced by piston B?

Question diagram
A

The pressure is transmitted equally, so piston B experiences a greater force due to its larger area.

B

The pressure decreases as it moves to piston B, resulting in less force on piston B.

C

The force remains the same on both pistons, regardless of their areas.

D

The pressure on piston B is higher, resulting in a smaller force due to its larger area.

Correct Answer

Option A

Detailed Explanation

According to Pascal's Law, pressure applied on a confined fluid is transmitted equally in all directions. Since piston B has a larger area, it experiences a greater force, consistent with the pressure being the same.

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