Advertisements
Advertisements
Question
Define the magnetic field.
Solution
The space surrounding a magnet within which the magnet has its influence is called magnetic field.
APPEARS IN
RELATED QUESTIONS
Fill in the blank.
A magnet has ............. poles.
Suggest one way to recognize the magnetic field of the earth.
How are the north and south poles of a magnet located? Explain.
Fill in the blank.
A freely suspended magnet always comes to rest in the ................. direction.
You are provided with two similar bars, one is a magnet and the other is a soft iron. How will you distinguish between them without the use of any other magnet or bar?
[Hint : A magnet when suspended freely will rest only in the north-south direction, but the soft iron bar will rest in any direction]
Two like magnetic poles:
A charge of 75 C is brought from infinity to a given point in an electric field, when amount of work done is 3.75 J. Calculate the electrical potential at that point.
Select the correct option:
Current in a circuit flows:
Give short account of the earth’s magnetic field.
Consider the statement given below and choose the correct option.
Assertion: The Earth’s magnetic field is due to iron present in its core.
Reason: At a high temperature a magnet loses its magnetic property or magnetism.