PYQ Vault

Day 236: MHT-CET Physics

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

  1. Question 1

    AC Circuits. Asked once: 13 May 2024 S2 (same type asked 3 times) See all 3 of this type

    10
    A group of lamps having total power rating of 1000 W is supplied by an AC voltage of E=200sin⁡(310t+60∘)E=200\sin(310t+60^\circ), the r.m.s. value of current flowing through the circuit is

    Tap an option to check your answer.

  2. Question 2

    Mechanical Properties of Fluids. Asked once: 18 Apr 2026 S1 (same type asked 3 times) See all 3 of this type

    112
    A piston of cross-sectional area 2.5×10−2 m22.5 \times 10^{-2}\ \mathrm{m^2} is used in a hydraulic lift to exert a force of 250250 N on water. The cross-sectional area of the other piston which supports a car of mass 30003000 kg is (g=9.8 m/s2)(g = 9.8\ \mathrm{m/s^2})

    Tap an option to check your answer.

  3. Question 3

    Motion in a Plane. Asked once: 15 May 2026 S2 (same type asked 3 times) See all 3 of this type

    104
    A student runs along a circular track of diameter 8080 m. The distance travelled and the magnitude of displacement of the student when he covers (34)th\left(\dfrac{3}{4}\right)^{th} of the circle is (in m)

    Tap an option to check your answer.

  4. Question 4

    Motion in a Plane. Asked once: 26 Apr 2025 S1 (same type asked 3 times) See all 3 of this type

    11
    If ∣a→∣=26,∣b→∣=7|\overrightarrow{a}| =\sqrt{26},|\overrightarrow{b}| = 7 ∣a→×b→∣=35|\overrightarrow{a}\times\overrightarrow{b}| = 35, find a→⋅b→\overrightarrow{a}\cdot\overrightarrow{b}

    Tap an option to check your answer.

  5. Question 5

    Semiconductor Devices. Asked once: 9 May 2024 S1 (same type asked 3 times) See all 3 of this type

    11
    A 5.0 V stabilized power supply is required to be designed using a 12 V DC power supply as input source. The maximum power ratio of zener diode is 2.0 W. The minimum value of resistance RsR_s in Ω\Omega connected in series with zener diode will be

    Tap an option to check your answer.