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    Question

    'Hydraulic brakes' work on the principle of

    –
    A Pascal’s law Correct Answer Incorrect Answer
    B Thomson’s law Correct Answer Incorrect Answer
    C Newton’s law Correct Answer Incorrect Answer
    D Bernoulli's theorem Correct Answer Incorrect Answer

    Solution

    Pascal’s law states that when there is an increase in pressure at any point in a confined fluid, there is an equal increase at every other point in the container. According to Pascal's principle, in a hydraulic system a pressure exerted on a piston produces an equal increase in pressure on another piston in the system.

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