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Hrushikesh from DAV Public School, Thane
Subject :NSO    Class : Class 7

Observe the given figures carefully. Figure (i) shows an iron bar being stroked by a bar magnet and figure (ii) shows an iron bar which is inserted into a solenoid. State the polarities at E, F, G and H.


--------E----------F--------G--------H
ANorth---South---North---South
BNorth---South---South---North
CSouth---North---North---South
DSouth---North---South---North


I am not able understand this question.

Ans 1:

parijatsomani from The Global Edge School, Hyderabad
Class : Class 7
if you magnetise a material for eg if you magnetise a piece of iron with the south pole of a magnet , the side which you are magnetising will be north

Ans 2:

Aditya kumar from Sapphire International School, Noida
Class : Class 8
its "a"

Ans 3:

Hritvi from Podar International School, Mumbai
Class : Class 7
Correct Option is A

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