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Subject :NSO    Class : Class 7

Out of the given diagrams, which one represents the effect of bringing a positively charged rod near an electroscope (i.e. charged by conduction)?


A 1
B 2
C 3
D 4


Ans 1:

Class : Class 1
@Bhagyesh You need to use your

Ans 2:

Class : Class 7
why not option c?

Ans 3:

Class : Class 8

Ans 4:

Class : Class 7

Ans 5:

Class : Class 1

Ans 6:

Class : Class 8
This is wrong. The answer should be C, due to induction. The positive charges move to the bottom as they repel, while the negative particles should move to the top, as they are attracted to the positive particles in the bar.

Ans 7:

Class : Class 8
option a

Ans 8:

Class : Class 7

Ans 9:

Class : Class 7

Ans 10:

Class : Class 1
@Bhagyesh You need to use your brain and do it with your hands. Simple. @Raavi no need of that big thingy

Ans 11:

Class : Class 7
I don't understand tbh

Ans 12:

Class : Class 8
@bhagyesh .As metal rod or electroscope is positively charged all the currents flown to the object will be positive and the leaves will repel each other

Ans 13:

Class : Class 8
option a

Ans 14:

Class : Class 4
how priyanka

Ans 15:

Class : Class 8
how to do it

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