Advertisements
Advertisements
Question
Observe the pictures A and B given in Fig. 13.1 carefully.
Which of the following statement is correct for the above given pictures?
Options
In A, cars 1 and 2 will come closer and in B, cars 3 and 4 will come closer
In A, cars 1 and 2 will move away from each other and in B, cars 3 and 4 will move away.
In A, cars 1 and 2 will move away and in B, 3 and 4 will come closer to each other.
In A, cars 1 and 2 will come closer to each other and in B, 3 and 4 will move away from each other.
Solution
In A, cars 1 and 2 will come closer to each other, and in B, 3 and 4 will move away from each other.
Explanation:
If the magnets on vehicles 1 and 2 are facing each other with opposite poles, the cars will be attracted. If the magnets on cars 1 and 2 are facing each other with the same poles, the cars will repel each other. In scenario B, the magnets on vehicles 3 and 4 will repel each other because they have the same pole.
APPEARS IN
RELATED QUESTIONS
You are given two similar bars. One is a magnet and the other is of soft iron. How will you distinguish and identify them ?
Explain the meaning of the term magnetic field ?
Write true or false of the following statement.
Copper cannot be magnetised.
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Mark on the diagram the poles of the second magnet,
Give scientific reason:
Not attraction but repulsion is a sure test of magnetism.
Artificial magnets are made in different shapes such as ______, _____ and _______.
The south pole of a bar magnet and the north pole of a U-shaped magnet will _______.
Why it is not advisable to slide a magnet on an iron bar back and forth during magnetising it?
