PYQ Vault

Day 415: JEE Mains Physics

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

  1. Question 1

    Wave Optics. Asked once: 14 Jun 2022 (same type asked 8 times) See all 8 of this type

    109
    Two light beams of intensities in the ratio of 9:49:4 are allowed to interfere. The ratio of the intensity of maxima and minima will be:

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  2. Question 2

    Moving Charges and Magnetism. Asked once: 25 Jun 2022 (same type asked 8 times) See all 8 of this type

    101
    A long solenoid carrying a current produces a magnetic field BB along its axis. If the current is doubled and the number of turns per cmcm is halved, the new value of magnetic field will be equal to

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  3. Question 3

    Mechanical Properties of Fluids. Asked once: 25 Jun 2022 (same type asked 7 times) See all 7 of this type

    6
    The terminal velocity (vt)\left( v_{t} \right) of the spherical rain drop depends on the radius (r) of the spherical rain drop as: -

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  4. Question 4

    Motion in a Plane. Asked once: 2021 Paper 24 (same type asked 7 times) See all 7 of this type

    5
    The ranges and heights for two projectiles projected with the same initial velocity at angles 42∘42^{\circ} and 48∘48^{\circ} with the horizontal are R1,R2R_{1},R_{2} and H1H_{1}, H2H_{2} respectively. Choose the correct option :

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  5. Question 5

    Alternating Current. Asked once: 2021 Paper 10 (same type asked 7 times) See all 7 of this type

    12
    In a series LCRLCR circuit, the inductive reactance (XL)\left( X_{L} \right) is 10Ω10\Omega and the capacitive reactance (XC)\left( X_{C} \right) is 4Ω4\Omega. The resistance (R) in the circuit is 6Ω6\Omega. The power factor of the circuit is:

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