PYQ Vault

Day 617: JEE Mains Physics

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

  1. Question 1

    Current Electricity. Asked once: 31 Jan 2023

    2
    The drift velocity of electrons for a conductor connected in an electrical circuit is VdV_{d}. The conductor in now replaced by another conductor with same material and same length but double the area of cross section. The applied voltage remains same. The new drift velocity of electrons will be

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  2. Question 2

    Electrostatics. Asked once: 28 Jun 2022

    8
    Given below are two statements: Statement-I: A point charge is brought in an electric field. The value of electric field at a point near to the charge may increase if the charge is positive. Statement-II: An electric dipole is placed in a non-uniform electric field. The net electric force on the dipole will not be zero. Choose the correct answer from the options given below:

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  3. Question 3

    Semiconductor Electronics. Asked once: 25 Jul 2022

    20
    In the circuit, the logical value of A=1A = 1 or B=1B = 1 when potential at AA or BB is 5 V5\text{ }V and the logical value of A=0A = 0 or B=0B = 0 when potential at AA or BB is 0 V0\text{ }V. The truth table of the given circuit will be:

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  4. Question 4

    Current Electricity. Asked once: 31 Jan 2023

    113
    For the given circuit, in the steady state, ∣VB−VD∣=\left| V_{B}-V_{D} \right|= ___V.
  5. Question 5

    Electrostatics. Asked once: 28 Jun 2022

    9
    The three charges q/2,qq/2,q and q/2q/2 are placed at the corners A, B and C of a square of side 'a' as shown in figure. The magnitude of electric field (E) at the corner DD of the square, is:

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