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For the coil in the diagram below, when ...

For the coil in the diagram below, when the switch is pressed :
(a) what is the polarity of end A ?
(b) which way will the compasss point then ?

Text Solution

Verified by Experts

The correct Answer is:
N/a
(a) S-pole (b) Away from the end B `(to)` (Because end B is a N-pole)
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LAKHMIR SINGH & MANJIT KAUR-MAGNETIC EFFECT OF ELECTRIC CURRENT -Exercise
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  11. When is the force experienced by a current-carrying conductor placed i...

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  12. In a statement of Feming's left-hand rule, what do the following repr...

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  15. A motor converts one form of energy into another. Name the two forms.

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  16. State whether the following statement is true or false : An electric...

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  17. For Fleming's left-hand rule, write down the three things that are 90^...

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  18. What is the other name of the split ring used in an electric motor ?

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  19. Of what substance are the brushes of an electric motor made ?

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  20. In an electric motor, which of the following remains fixed and which r...

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