PYQ Vault

Day 606: JEE Mains Physics

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

  1. Question 1

    Semiconductor Electronics. Asked once: 10 Apr 2023

    109
    If each diode has a forward bias resistance of 25Ω25\Omega in the below circuit, Which of the following options is correct:

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  2. Question 2

    Current Electricity. Asked once: 15 Apr 2023

    22
    A network of four resistances is connected to 9 V9\text{ }V battery, as shown in figure. The magnitude of voltage difference between the points A and B is____ V.
  3. Question 3

    Electrostatics. Asked once: 31 Jan 2023

    110
    Considering a group of positive charges, which of the following statements is correct?

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  4. Question 4

    Ray Optics. Asked once: 2021 Paper 10

    9
    Three rays of light, namely red (R)(R), green (G)(G) and blue (B) are incident on the face PQ of a right-angled prism PQRPQR as shown in figure. The refractive indices of the material of the prism for red, green and blue wavelength are 1.27,1.421.27,1.42 and 1.49 respectively. The colour of the ray(s) emerging out of the face PR is:

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  5. Question 5

    Semiconductor Electronics. Asked once: 8 Apr 2023

    10
    In the logic circuit, AA and BB each pass through a NAND gate with both of its inputs tied together, and the two outputs feed a third NAND gate whose output is YY. For the input waveforms shown, the output waveform at YY is:

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