Consider a circular loop of wire. Let the current pass through the loop clockwise. Apply the right hand rule to find the direction of magnetic field inside and outside the loop.

Important Questions on Magnetic Effects of Electric Current

MEDIUM

10th CBSE

IMPORTANT

Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 13

Why does a magnetic compass needle pointing North and South in the absence of a nearby magnet get deflected when a bar magnet or a current carrying loop is brought near it. Describe some salient features of magnetic lines of field concept.

MEDIUM

10th CBSE

IMPORTANT

Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 14

With the help of a labelled circuit diagram illustrate the pattern of field lines of the magnetic field around a current-carrying straight long conducting wire. How is the right-hand thumb rule useful to find the direction of the magnetic field associated with a current-carrying conductor?

MEDIUM

10th CBSE

IMPORTANT

Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 15

Explain with the help of a labelled diagram the distribution of magnetic field due to a current through a circular loop. Why is it that if a current carrying coil has n turns the field produced at any point is n times as large as that produced by a single turn?

EASY

10th CBSE

IMPORTANT

Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4B>Q 1

Fleming's left-hand rule is applied when:

EASY

10th CBSE

IMPORTANT

Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4B>Q 2

An electric device which converts electric energy into mechanical energy is called:

MEDIUM

10th CBSE