PYQ Vault

Day 238: CBSE Class 10 Science

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

  1. Question 1

    Electricity. Asked once: 2023

    13
    The expressions that relate (i) Q, I and t and (ii) Q, V and W respectively are (Here the symbols have their usual meanings) :

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  2. Question 2

    Electricity. Asked once: 2022

    11
    (a) Three resistors R1\mathrm{R_1}, R2\mathrm{R_2} and R3\mathrm{R_3} are connected in parallel and the combination is connected to a battery, an ammeter, a voltmeter and a key. Draw suitable circuit diagram to show the arrangement of these circuit components along with the direction of current flowing. (b) Calculate the equivalent resistance of the following network :