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12th Standard English Medium Physics Subject Electromagnetic Induction and Alternating Current Creative 5 Mark Questions with Solution Part - I Question Bank Software Jun-18 , 2021

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12th Standard English Medium Physics Subject Electromagnetic Induction and Alternating Current Creative 5 Mark Questions with Solution Part - I

12th Standard English Medium Physics Subject Electromagnetic Induction and Alternating Current Creative 5 Mark Questions with Solution Part - I

12th Standard

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Physics

Time : 00:30:00 Hrs
Total Marks : 25
    5 x 5 = 25

  1. Straight in LC oscillations, the sum of energies stored in capacitor & the inductors is constant in time.

  2. Write the analogies between electrical and mechanical quantities

  3. Explain the mutual induction between two long solenoids. Obtain an expression for the mutual inductance.

  4. In an a.c circuit R = 4Ω; z = 5Ω, Vrms = 200V and Irms = 1.5A calculate the average power consumed over a full cycle.

  5. The instantaneous current and voltage of an a.c circuit are given by i = 10 sin 314t A and V = 50 sin (314t + π/2)V. What is the power dissipation in the circuit?

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