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Day 198: MHT-CET Physics

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

  1. Question 1

    AC Circuits. Asked once: 15 May 2026 S1 (same type asked 9 times) See all 9 of this type

    137
    The natural frequency of L-C circuit is 125000125000 Hz. Then the capacitor C is replaced by another capacitor with a dielectric medium of dielectric constant K. Now the frequency decreases by 2525 KHz. The value of K is

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  2. Question 2

    Current Electricity. Asked once: 12 May 2024 S1 (same type asked 9 times) See all 9 of this type

    47
    A potentiometer wire has length of 5 m and resistance of 16 Ω16\,\Omega. The driving cell has an e.m.f. of 5 V and an internal resistance of 4 Ω4\,\Omega. When the two cells of e.m.f.s 1.3 V and 1.1 V are connected so as to assist each other and then oppose each other, the balancing lengths are respectively

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  3. Question 3

    Kinetic Theory of Gases. Asked once: 12 May 2026 S2 (same type asked 9 times) See all 9 of this type

    116
    The ratio of CpC_p to CvC_v for a non-rigid diatomic gas is

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  4. Question 4

    Structure of Atoms and Nuclei. Asked once: 18 Apr 2026 S2 (same type asked 9 times) See all 9 of this type

    147
    Two samples A and B contain equal amount of radioactive substances. If (18)th\left(\dfrac{1}{8}\right)^{th} of sample A and (1128)th\left(\dfrac{1}{128}\right)^{th} of sample B, remain after 9 hours, then the ratio of half life period of B to that of A is

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  5. Question 5

    AC Circuits. Asked once: 13 May 2026 S2 (same type asked 9 times) See all 9 of this type

    137
    An inductance of negligible resistance, whose reactance is 120 Ω120\,\Omega at 200200 Hz is connected to a 240240 V, 6060 Hz Power line. The current in the inductor is

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