MyQuestionIcon

3624

You visited us 3624 times! Enjoying our articles? Unlock Full Access!

Magnet and Magnetite

Which of the ...

Question

Which of the following is not a property of a typical magnet?

A

Attract certain materials - such as iron, nickel, cobalt, certain steels and other alloys

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

Exert an attractive or repulsive force on other magnets

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

Have an effect on electrical conductors when the magnet and conductor are moving in relation to each other

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

Repel unlike poles

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D
Repel unlike poles

First three options are inbuilt properties of a typical magnet.

Magnets always attract unlike poles and repel like poles. Hence option D is not a property of magnet.

Suggest Corrections

thumbs-up

0

Similar questions

Q. poles, attracts, east-west, north-south like, opposite, repel, magnetic
Fill in the blanks in the following passage(s) from the words given above.

A magnet ........1......... small pieces of iron, nickel, cobalt. etc. The magnetic force of attraction is maximum in small regions near the ends of the magnet. These are called the ........2........of the magnet.
A freely suspended magnet always points in ......3...... direction. The end pointing towards north is called north seeking pole or north pole. The other end which points towards south is called south seeking pole or south pole. All magnets attract ...........4.......... poles of other magnets and also a few substances like iron, nickel and cobalt. Thus if an unknown substance is attracted by a magnet, we cannot be sure whether it is a magnet. But like poles of magnet ....,....5............ each other. Hence if there is repulsion between an unknown substance and a magnet, we can be sure that the unknown substance is a magnet. The substances which are attracted by magnets are called ......6...... substances.

Q. State whether True or False :

Like poles repel each other and unlike poles attract each other.

Q. Assertion :A charged metallic sphere when brought nearer to an uncharged metallic sphere, it may exert an attractive force, but once they touch each other, they exert repulsive force. Reason: The net electric field lnside a conductor is zero.

Q. Rojer takes a rod and connects its one end to electric switchboard. He finds the rod behaves like a magnet and exerts attractive force on magnetic material, such as, iron and nickel when a current flows through it. The force exerted by the rod is known as ___.

Q. Which of the following statements are correct? Rewrite the incorrect ones correctly.
(a) A magnet will be attracted to the aluminium frame of a window.
(b) A magnet will not lose its magnetism even if it is repeatedly dropped on the floor.
(c) When a magnet is dipped into a box of paper clips, most of them will be seen sticking to the ends of the magnet.
(d) A magnet need not always have two poles.
(e) Magnetic poles that are alike attract each other.
(f) If a magnet is floated on a cork in water and balanced, one end will point east and the other end will point west.
(g) Both the ends of a solid bar are attracted to both poles of a magnet. The bar could be a magnet.
(h) Unlike magnetic poles attract each other.
(i) Iron can be used to make permanent magnets.
(j) Compasses work best when they are placed near iron objects.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Introduction

PHYSICS

Watch in App

explore_more_icon

Explore more

Magnet and Magnetite

Standard VI Physics

Join BYJU'S Learning Program

CrossIcon