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Day 214: MHT-CET Physics

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

  1. Question 1

    Mechanical Properties of Fluids. Asked once: 21 Apr 2025 S2 (same type asked 6 times) See all 6 of this type

    36
    Water flows through a horizontal pipe of varying cross-section at the rate of π×10−1 m3/s\pi\times10^{-1}\text{ }m^{3}/s. The velocity of water at a point where the radius of the pipe is 10 cm is ( π=3.14\pi= 3.14 )

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  2. Question 2

    Semiconductor Devices. Asked once: 16 Apr 2026 S2 (same type asked 6 times) See all 6 of this type

    150
    In which of the logic gate the following statement is true? "The output is high when either of the inputs is high but not if both inputs are high"

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  3. Question 3

    Rotational Dynamics. Asked once: 13 Apr 2026 S2 (same type asked 6 times) See all 6 of this type

    106
    A solid sphere of mass 11 kg rolls without slipping on a plane surface. Its kinetic energy is 7×10−37 \times 10^{-3} J. The speed of the center of mass of the sphere in cm s−1\mathrm{s^{-1}} is

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  4. Question 4

    Structure of Atoms and Nuclei. Asked once: 18 Apr 2026 S1 (same type asked 6 times) See all 6 of this type

    146
    The triply ionized beryllium (Be+++\mathrm{Be^{+++}}) has the same electron orbital radius as that of the ground state of hydrogen. Hence, the energy state of triply ionized beryllium is (Given Z=4Z = 4 for beryllium)

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  5. Question 5

    AC Circuits. Asked once: 9 May 2024 S1 (same type asked 6 times) See all 6 of this type

    47
    In an AC circuit, the current is i=5sin⁡(100t−π2) Ai=5\sin\left(100t-\frac{\pi}{2}\right)\,A & voltage is e=200sin⁡(100t)e=200\sin(100t) volt. Power consumption in the circuit is (cos⁡90∘=0\cos90^\circ=0)

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