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Question-1
Which type of electro magnets are used in electric door bells?

(A) Bar magnet	(B) Horse shoe magnet
(C) Cylindrical magnet	(D) Any of these

Question-2
From the following ,find the correct statement :

(A) All magnetic materials are metals	(B) All metals are magnetic materials
(C) All magnetic materials are non metals	(D) All non metals are magnetic materials

Question-3
By induction a magnetic substance attains magnetism temporarily.This statement is :

(A) False	(B) True
(C) Sometimes true and sometimes false	(D) none of these

Question-4
The attractive power of a magnet is maximum at its :

(A) Poles	(B) Mid point
(C) Sides	(D) Equal every where

Question-5
From the following magnets which one is the largest natural magnet ?

(A) Bar magnet	(B) lodestone
(C) Earth	(D) Horse shoe magnet

Question-6
The region around magnet where its magnetic influence is felt is called :

(A) Magnetic lines of force	(B) Magnetic lines
(C) Magnetic field	(D) Magnetic force

Question-7
In which direction does a freely suspended magnet align when it comes to rest ?

(A) South-west	(B) North east
(C) South east	(D) North south

Question-8
Which of the folowing metals are used for making permanent magnet ?

(A) Steel	(B) Cobalt
(C) Nickel	(D) All of these

Question-9
The metal which is not used for the making of artifical magnets ?

(A) Steel	(B) Cobalt
(C) Nickel	(D) Aluminium

Question-10
For lifting heavy cargo iron containers which type of magnet is used ?

(A) Single touch magnet	(B) Double touch magnet
(C) Induced magnet	(D) Electro magnet

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Std 6

ICSE/ISC

Practice in Related Chapters
Magnetism
Work and Energy
Measurement
Simple Machines
Force and Pressure
Physics and its Importance