PYQ Vault

Day 225: MHT-CET Physics

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

  1. Question 1

    Thermodynamics. Asked once: 10 May 2023 S2 (same type asked 4 times) See all 4 of this type

    40
    A Carnot's cycle operating between TH=600T_H = 600 K and TC=300T_C = 300 K produces 1.5 kJ of mechanical work per cycle. The heat transferred to the engine by the reservoir is

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  2. Question 2

    Gravitation. Asked once: 11 May 2024 S1 (same type asked 4 times) See all 4 of this type

    35
    A body of mass m kg starts falling from a distance 3R above earth's surface. When it reaches a distance R above the surface of the earth of radius R and mass M, then its kinetic energy is

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  3. Question 3

    Laws of Motion. Asked once: 13 Apr 2026 S1 (same type asked 4 times) See all 4 of this type

    105
    A stationary body explodes into two parts of masses M1M_1 and M2M_2. They move in opposite directions with velocities V1V_1 and V2V_2. The ratio of their kinetic energies is

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  4. Question 4

    Magnetic Fields Due to Electric Current. Asked once: 9 May 2024 S1 (same type asked 4 times) See all 4 of this type

    10
    An electron (mass mm) is accelerated through a potential difference of 'VV' and then it enters in a magnetic field of induction 'BB' normal to the lines. The radius of the circular path is (e=e= electronic charge)

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  5. Question 5

    Units and Measurement. Asked once: 15 May 2026 S1 (same type asked 4 times) See all 4 of this type

    130
    A resistor of 6 Ω6\ \Omega with a tolerance of 10%10\% and another of 4 Ω4\ \Omega with a tolerance of 10%10\% are connected in series. The tolerance of combination is about

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