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Magnetic Effects of Electric Current

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163
A domestic lighting circuit has a fuse of 5 A. If the mains supply is at 230 V, calculate ...
By Satkriti Roao, 4 years ago
replies 1
0
1
407
(a) Explain why, it is more dangerous to touch the live wire of a mains supply rather than...
By Satkriti Roao, 4 years ago
replies 1
0
1
458
What is the main difference between the wiring of an electric bulb and a socket for using ...
By Satkriti Roao, 4 years ago
replies 1
0
1
465
An electric kettle rated as 1200 W at 220 V and a toaster rated at 1000 W at 220 V are bot...
By Satkriti Roao, 4 years ago
replies 1
0
1
137
Which of the following circuits will still be dangerous even if the fuse blows off and ele...
By Satkriti Roao, 4 years ago
replies 1
0
1
382
A vacuum cleaner draws a current of 2 A from the mains supply. (a) What is the appropriate...
By Satkriti Roao, 4 years ago
replies 1
0
1
378
Three appliances are connected in parallel to the same source which provides a voltage of ...
By Satkriti Roao, 4 years ago
replies 1
0
1
259
An air-conditioner of 3.2 kW power rating is connected to a domestic electric circuit havi...
By Satkriti Roao, 4 years ago
replies 1
0
1
356
Draw a labelled diagram to show the domestic electric wiring from an electric pole to a ro...
By Satkriti Roao, 4 years ago
replies 1
0
1
337
(a) Why are fuses fitted in the fuse box of a domestic electricity supply? (b) What device...
By Satkriti Roao, 4 years ago
replies 1
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