CBSE Class 10 Science | Magnetic Effect of Current - L3 | Faraday's Law l Electric Motor | Ashu Sir

Class 10 Science | Chapter 13 Magnetic Effect of Electric Current | Important Questions and Quick Revision

Classify the following into the heating effect of electric current and the magnetic effect of electric current: Fuse wire, ammeter, electric iron, microphone, electric bulb, electric bell, galvanometer, electric cooker, loud speaker, geyser, electric generator, electric motor, telephone receiver, radio, stereo speaker.

(a) Name one device which works on the magnetic effect of current. (b) Name one device which works on the phenomenon of electromagnetic induction. (c) Which device converts electric energy into mechanical energy? (d) Describe the principle of working of an electric motor. (e) Explain the principle of working of an electric generator.

Tutorial on L1 to L3 of Current Electricity

A magnetic flux of 9 xx 10^(-4) weber is linked with each turn of a 200 turn coil when there is an electric current of 3 A in it. The self inductance of the coil is

If a wire of length l meter placed in uniform magnetic field 1.5 Tesla at angle 30^(@) with magnetic field. The current in a wire 10 amp. Then force on a wire will be

Can you use Ampere's law of find the magnetic field at the centre of a ring of radius R and carrying current l?