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Define a solenoid. Compare the magnetic field produced by a solenoid with that of a bar magnet?
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i. In a household electric circuit different appliances are connected in parallel to one another. Give two reasons.
ii. An electrician puts a fuse of rating 5A in that part of domestic electrical circuit in which an electrical heater of rating 1.5 kW, 220 V is operating. What is likely to happen in this case and why? What change, if any, needs to be made?Xam idea - Science