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प्रश्न
Which part of an electrical appliance is earthed?
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उत्तर
Metal body of an electrical appliance is earthed.
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संबंधित प्रश्न
Choose the correct alternative and rewrite the following sentence.
When the resistance of a conductor increases, the current will ________ increase.
What actually travels through the wires when you switch on a light?
How many milliamperes as there in 1 ampere?
Why should the resistance of:
a voltmeter be very large?
Which statement/statement is/are correct?
1. An ammeter is connected in series in a circuit and a voltmeter is connected in parallel.
2. An ammeter has a high resistance.
3. A voltmeter has a low resistance.
(a) 1, 2, 3
(b) 1, 2
(c) 2, 3
(d) 1
Which type of circuit, series or parallel, is preferred while connecting a large number of bulbs:
(a) for decorating a hotel building from outside?
Which is the better way to connect lights and other electrical appliances in domestic wiring: series circuits or parallel circuits? why?
A battery of e.m.f. 15 V and internal resistance 3 ohm is connected to two resistors of resistance 3 ohm and 6 ohm in series. Find:
(i) The current through the battery,
(ii) The p.d. between the terminals of the battery.
Define an electric current.
