GENERAL INSTRUCTIONS (Please read the following instructions very carefully)
1. Question marks are mentioned with each Question.
2. Please write neat and clean hand-writing on Answer Sheet. Use Margin on right side and left side of Answer Sheet.
3. Do not refresh or back page.
4. Do not click the button Submit Test before completing the paper on Answer Sheet.
5. This is a ONE TIME attempt test. Once started, it cannot be reversed or attempted again.
6. Take photo of all the Sheets and make single pdf file.
1
Two like poles of magnets always ________________
Repel each other
Attract each other
Sometimes repel somtimes attract each other
Cann't say
2
A magnetic compass is a device that is used to show ___________________
Time
Mass
Temperature
Direction
3
The north pole of one magnet __________________ the north pole of the other magnet.
Attract
Repels
Both (a) and (b) are correct.
None of these.
4
A substance consisting of a coil wire with an iron core and is only magnetized when an electric current flows through it is called __________________.
Magnet
Electromagnet
Battery
Coil
5
A natural magnet has _________________
Only one pole
Two poles
Can't say
Unlimited number of poles
6
An electromagnet works on the principle of _____________effect of current.
Magnetic
Electric
None of these
Both (a) and (b)
7
Magnetite is a _______________________
A naturally occuring mineral
An artificial magnetc
Both the above
8
When a bar magnet is broken into two pieces ?
We will have a single pole on each piece
Each piece will have two like poles
Each piece will have two unlike poles
Each piece will be lose magnetism
9
The region of a magnet having stronger magnetism is called the _______________ of a magnet.
Edge
Pole
End
All of these
10
Which of the following are correct :
(a) The substances that are not attracted by the magnet are called non-magnetic substances.
(b) wood, stone, leather, plastic,aluminium and copper are the examples of non-magnetic substances.
Only (a) is correct.
Only (b) is correct.
11
(a) The substances that are not attracted by the magnet are called magnetic substances.
(b) Diamagnetic Materials are barely magnetized when placed in a magnetic field.
12
Magnetic pole __________________
A point in a bar magnet where magnetic forces are strongest
The central point of a bar magnet where the magnetic forces are least
Both the above are correct
None of the above is correct.
13
The phenomenon that when electric current passes through a wire, then the current carrying wire behaves like a magnet is known as a ___________________.
Magnetic field
Electric field
magnetic effect of current
14
A magnet attracts ferromagnetic materials like ______________.
Iron
Cobalt.
Nickel
15
Magnetism is affected by _____________________.
Heat
Water
Radiation
Magnets