PYQ Vault

Day 63: MH HSC Class 12 Physics

5 questions. Try each one first, then open its answer.

  1. Question 1

    Current Electricity. Asked once: Mar 2016 (same type asked 4 times)

    Q. 6(iv)
    In potentiometer experiment, if l1l_{1} is the balancing length for e.m.f. of cell of internal resistance r and l2l_{2} is the balancing length for its terminal potential difference when shunted with resistance R then : ___________.

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  2. Question 2

    Rotational Dynamics. Asked once: Mar 2017 (same type asked 4 times)

    Q. 3(iv)
    A vehicle is moving on a circular track whose surface is inclined towards the horizon at an angle of 10∘10^{\circ}. The maximum velocity with which it can move safely is 36 km / hr. Calculate the length of the circular track. [π=3.142\pi = 3.142].

  3. Question 3

    Rotational Dynamics. Asked once: Mar 2019 (same type asked 4 times)

    Q. 16
    Obtain expressions of energy of a particle at different positions in the vertical circular motion.

  4. Question 4

    Wave Optics. Asked once: Mar 2018 (same type asked 6 times)

    Q. 5(ii)
    In interference pattern, using two coherent sources of light; the fringe width is ________.

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  5. Question 5

    Rotational Dynamics. Asked once: Mar 2018 (same type asked 5 times)

    Q. 1(vii)
    A thin ring has mass 0.25 kg and radius 0.5m. Its moment of inertia about an axis passing through its centre and perpendicular to its plane is ________.

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