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Day 410: JEE Mains Physics

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

  1. Question 1

    Motion in a Plane. Asked once: 26 Jul 2022 (same type asked 4 times) See all 4 of this type

    91
    Two projectiles are thrown with same initial velocity making an angle of 45∘45^{\circ} and 30∘30^{\circ} with the horizontal respectively. The ratio of their respective ranges will be

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  2. Question 2

    Units and Measurements. Asked once: 3 Apr 2025 (same type asked 20 times) See all 20 of this type

    91
    Match the LIST-I with LIST-II
    LIST-ILIST-II
    A. Boltzmann constantI. [ML2T−1]\left[ML^{2}T^{-1}\right]
    B. Coefficient of viscosityII. [MLT−3K−1]\left[MLT^{-3}K^{-1}\right]
    C. Planck's constantIII. [ML2T−2K−1]\left[ML^{2}T^{-2}K^{-1}\right]
    D. Thermal conductivityIV. [ML−1T−1]\left[ML^{-1}T^{-1}\right]
    Choose the correct answer from the options given below:

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  3. Question 3

    Gravitation. Asked once: 24 Jan 2023 (same type asked 14 times) See all 14 of this type

    96
    If the distance of the earth from Sun is 1.5×106 km1.5 \times10^{6}\text{ }km. Then the distance of an imaginary planet from Sun, if its period of revolution is 2.83 years is:

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  4. Question 4

    Electrostatics. Asked once: 11 Apr 2023 (same type asked 12 times) See all 12 of this type

    6
    A parallel plate capacitor of capacitance 2 F2\text{ }F is charged to a potential V. The energy stored in the capacitor is E1E_{1}. The capacitor is now connected to another uncharged identical capacitor in parallel combination. The energy stored in the combination is E2E_{2}. The ratio E2/E1E_{2}/E_{1} is:

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  5. Question 5

    Ray Optics. Asked once: 2021 Paper 13 (same type asked 12 times) See all 12 of this type

    14
    A ray of light is incident on a prism at an angle of incidence 45∘45^{\circ} and ray is undergoing minimum deviation such that the angle of deviation is 30∘30^{\circ}. Find the angle of prism