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Day 79: JEE Mains Physics

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

  1. Question 1

    Motion in a Straight Line. This type asked 3 times: 25 Jan 2023, 13 Apr 2023, 15 Apr 2023. This one: 15 Apr 2023 See all 3 of this type

    13
    The position of a particle related to time is given by x=(5t2−4t+5)mx =\left( 5t^{2}- 4t + 5 \right)m. The magnitude of velocity of the particle at t=2 st = 2\text{ }s will be:

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  2. Question 2

    Alternating Current. This type asked 3 times: 14 Jun 2022, 25 Jun 2022, 13 Apr 2023. This one: 13 Apr 2023 See all 3 of this type

    103
    Given below are two statements: Statement I: An AC circuit undergoes electrical resonance if it contains either a capacitor or an inductor. Statement II: An AC circuit containing a pure capacitor or a pure inductor consumes high power due to its non-zero power factor. In the light of above statements, choose the correct answer from the options given below:

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  3. Question 3

    Gravitation. This type asked 3 times: 2021 Paper 3, 6 Apr 2023, 13 Apr 2023. This one: 13 Apr 2023 See all 3 of this type

    94
    Given below are two statements: Statement I: For a planet, if the ratio of mass of the planet to its radius increases, the escape velocity from the planet also increases. Statement II: Escape velocity is independent of the radius of the planet. In the light of above statements, choose the most appropriate answer from the options given below:

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  4. Question 4

    Work, Energy and Power. This type asked 3 times: 28 Jun 2022, 10 Apr 2023, 13 Apr 2023. This one: 13 Apr 2023 See all 3 of this type

    6
    The ratio of powers of two motors is 3xx+1\frac{3\sqrt{x}}{\sqrt{x}+ 1}, that are capable of raising 300 kg300\text{ }kg water in 5 minutes and 50 kg50\text{ }kg water in 2 minutes respectively from a well of 100 m100\text{ }m deep. The value of xx will be

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  5. Question 5

    Magnetism and Matter. This type asked 3 times: 25 Jun 2022, 10 Apr 2023, 12 Apr 2023. This one: 12 Apr 2023 See all 3 of this type

    7
    Given below are two statements: Statement I: The diamagnetic property depends on temperature. Statement II: The induced magnetic dipole moment in a diamagnetic sample is always opposite to the magnetizing field. In the light of given statement, choose the correct answer from the options given below:

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