PYQ Vault
EbooksTutor

Day 203: MHT-CET Physics

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

  1. Question 1

    Electromagnetic Induction. Asked once: 14 May 2026 S1 (same type asked 7 times) See all 7 of this type

    136
    What is the self inductance of a solenoid of length 10π10\pi cm, area of cross-section 10−3 m210^{-3}\ \mathrm{m^2} and total number of turns 10310^3? (μ0=4π×10−7\mu_0 = 4\pi \times 10^{-7} SI unit)

    Tap an option to check your answer.

  2. Question 2

    Gravitation. Asked once: 12 May 2026 S2 (same type asked 7 times) See all 7 of this type

    107
    A body is projected vertically upwards from earth's surface. If its kinetic energy of projection is equal to half of its minimum value required to escape from the gravitational influence then the height up to which it rises is (RR = radius of earth)

    Tap an option to check your answer.

  3. Question 3

    Units and Measurement. Asked once: 20 Apr 2026 S2 (same type asked 7 times) See all 7 of this type

    101
    A physical quantity xx is related as x=a b2c3d−4x = \sqrt{a}\,b^2c^3d^{-4}. Relative errors in the quantities a,b,ca, b, c and dd are 2%, 1%, 3% and 4% respectively. Relative error in xx will be

    Tap an option to check your answer.

  4. Question 4

    Oscillations. Asked once: 15 May 2023 S1 (same type asked 7 times) See all 7 of this type

    30
    Starting from mean position, a body oscillates simple harmonically with a period TT. After what time will its kinetic energy be 75% of the total energy? sin⁡30∘=0.5\sin 30^{\circ}=0.5

    Tap an option to check your answer.

  5. Question 5

    AC Circuits. Asked once: 15 Apr 2026 S2 (same type asked 7 times) See all 7 of this type

    137
    An electric lamp connected in series with a capacitor and an a.c source is glowing with certain brightness. On reducing the frequency of source the brightness of the lamp

    Tap an option to check your answer.