Question

3. An electric geyser of 2 kW rating is operated in a domestic circuit operating on 220 V main supplthat has a fuse of current rating of 5 A. What will be outcome ? Explain.14. An electric bulb is rated as 50 W 220 V calculate the energy consumed by the bulbs in 20minutes. Express your answer in commercial unit of electric energy.15. There is a 5A fuse in the domestic circuit then how many bulbs of 100 W 220 V can be usedsafely in this circuit ? Clarify your answer.16. What precaution should be taken to avoid the overloading of domestic electric circuit ?17. Write difference between permanent magnet and electromagnet.Section CAnswer the following Questions. Each carries 3 marks)18. Two room heater are marked 220 V 500 W and 200 V 800 W respectively. If the heaters areconnected in parallel to 220 V mains supply calculate (1) The current drawn by each heater (ii)The resistance of each heater (iii) Total electric energy consumed in commercial units if they​

Answer 1

Answer:

not know sorry........