Home
Class 10
PHYSICS
What is electromagnetic induction ? A co...

What is electromagnetic induction ? A coil of insulated copper wire is connected to a galvanometer. What will happen in the galvanometer if a strong bar magnet is . ..
(1) pushed into the coil ?
(2) withdrawn from inside the coil ?
(3) held stationary inside the coil ?

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER-2 (MARCH,2020 - BOARD'S QUESTIONS PAPER)

    KUMAR PRAKASHAN|Exercise Section - C (Answer the following questions)|6 Videos

  • MODEL QUESTION PAPERS (QUESTION PAPER 1)

    KUMAR PRAKASHAN|Exercise SECTION - D|1 Videos

  • THE HUMAN EYE AND THE COLOURFUL WORLD

    KUMAR PRAKASHAN|Exercise Practical Skill Based Questions with Answers|5 Videos

Similar Questions

Explore conceptually related problems

A coil of insulated copper wire is conncted to a galvnometer . What will happen if a bar magnet is (i) pushed into the coil , (ii) withdraw from inside the coil , (iii) held stationary inside the coil ?

What is the value of resistance to double the value of number of turns of coil for galvanometer ? Why?

A coil of resistance 20 Omega and self-inductance 5 H connected with battery 100 V. What will be the value of energy stored ?

What is reason behind no damage in wire of coil of galvanometer after connecting shunt.

What happens when a bar magent is quickly moved towards a coil ?

If iron rod is placed inside coil then what happened to induce current ?

A 100 turn closely wound circular coil of radius 10 cm carries a current of 3.2 A. (a) What is the field at the centre of the coil? (b) What is the magnetic moment of this coil? The coil is placed in a vertical plane and is free to rotate about a horizontal axis which coincides with its diameter. A uniform magnetic field of 2T in the horizontal direction exists such that initially the axis of the coil is in the direction of the field. The coil rotates through an angle of 90^@ under the influence of the magnetic field. (c) What are the magnitudes of the torques on the coil in the initial and final position? (d) What is the angular speed acquired by the coil when it has rotated by 90^@ ? The moment of inertia of the coil is 0.1 kg m^2 .

A coil of inductance 0.50 H and resistance 100 Omega is connected to a 240 V, 50 Hz ac supply. What is the maximum current in the coil ?

A coil with resistance 8 Omega and having 8 turns is connected with a galvanometer having resistance 8 times the resistance of coil. In 4 ms, if magnetic flux linked with this loop changes from 12xx10^(-5) Wb to 18xx10^(-5) Wb then current induced in the loop will be ......