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प्रश्न
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उत्तर
We know that, P =VI
I = `"P"/"V" = 40/220` = 0.11 A
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संबंधित प्रश्न
1 A = _________ mA
- 102
- 103
- 10-3
- 10-6
Using the circuit given below, state which of the following statement is correct?
(a) When S1 and S2 are closed, lamps A and B are lit.22
(b) With S1 open and S2 closed, A is lit and B is not lit.
(c) With S2 open and S1 closed A and B are lit.
(d) With S1 closed and S2 open, lamp A remains lit even if lamp B gets fused.
Two resistors of 4 Ω and 6 Ω are connected in parallel. The combination is
connected across a 6 volt battery of negligible resistance. Calculate:
( i) The power supplied by the battery,
(ii) The power dissipated in each resistor.
Tick(✓) the correct choice in the following:
A three pin plug is connected to the lead for a 1 kW electric iron to be
used on a 250 V supply. Which of the following statements is not correct?
Define the following:
Electromotive force
Three heaters each rated 250 W, 100 V are connected in parallel to a 100 V supply. The resistance of each heater
The power of an electric device is a product of ______ and ______.
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Find the odd one out.
Loudspeaker, Bar magnet/magnet, Electric motor, Microphone.
