important questions of electric current and its effects for class 7.
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1-why is an electric fuse required in all electric appliance
monster4:
no problem
it's a question
ok
2-the nails attract the pins. comment
3-distuingish between an open circuit and closed circuit
ok
thanks
if you want more I can give you
no
if they are teally important
Answered by
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1) What would happen if we replace the wire in a fuse with thick copper wire?
2) How are circuit breakers similar to fuses? How are they not similar? Which one is more convenient to use?
3) Name one disadvantage of solar cells.
4) Draw a labelled diagram of an electric doorbell. Also explain how it works.
5) List the importance of circuits
2) How are circuit breakers similar to fuses? How are they not similar? Which one is more convenient to use?
3) Name one disadvantage of solar cells.
4) Draw a labelled diagram of an electric doorbell. Also explain how it works.
5) List the importance of circuits
nice
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