1) An electrician working in your wants to replace a blown up fuse wire by
a piece of copper wire. Would you agree? Give reason for your response.
2)Can you use an electromagnet for separating plastic bags from a garbage
heap? Give reason for your answer.
3)Why does magnetic needle get deflected when it is placed near a
current carrying wire?
4)Explain the construction of battery.
5)Draw diagram of electromagnet. On which effect of electricity does it work?
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Answer:
2.We can't use electromagnet for separating plastic bags from a garbage because plastic bags doesn't attract magnets
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Answer:
4) The lead-acid cell-type storage battery is built to withstand severe vibration, cold weather, engine heat, corrosive chemicals, high current discharge, and prolonged periods without use. To test and service batteries properly, you must understand battery construction. The construction of a basic lead-acid cell-type battery is as follows:
Battery element
Battery case, cover, and caps
Battery terminals
Electrolyte
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