PYQ Vault

Day 352: MHT-CET Physics

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

  1. Question 1

    Thermal Properties of Matter. Asked once: 14 May 2026 S1

    113
    The wavelength of maximum intensity of radiation emitted by a star is 289.8289.8 nm. The radiation intensity of the star is (Stefan's constant = 5.67×10−85.67 \times 10^{-8} SI unit, Wein's constant 2898 μmk2898\ \mu\mathrm{mk})

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  2. Question 2

    Thermodynamics. Asked once: 14 May 2026 S2

    113
    Arrange the correct order of P-V diagrams in thermodynamics for an isothermal process, isobaric process, isochoric process and adiabatic process

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  3. Question 3

    Wave Optics. Asked once: 12 May 2026 S2

    142
    A Parallel beam of monochromatic light is incident on a plane reflecting surface. If width of the plane incident and reflected plane wavefront is represented by ABAB and CDCD respectively then

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  4. Question 4

    AC Circuits. Asked once: 16 Apr 2026 S2

    138
    Series LCR circuit containing an a.c. source of 100V has a inductor and a capacitor of reactance 24 Ω24\,\Omega and 16 Ω16\,\Omega respectively. If a resistance of 6 Ω6\,\Omega is connected in series, then the potential difference across the series combination of inductor and capacitor only is

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  5. Question 5

    Current Electricity. Asked once: 12 May 2026 S1

    129
    Two cells of e.m.f.s approximately 55 V and 1010 V are to be compared using a potentiometer (sum and difference method) of length 400400 cm, then,

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