A bulb is rated 60 W, 240 V. Calculate its resistance when it is on. If the voltage drops to 192 V, wha
will be the power consumed and the current drawn?
Answers
Answered by
0
Answer:
2200
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Answered by
7
Hey mate..
Here is ur answer
Power rating = 60W Voltage rating = 240V Resistance = v^2/P =
240×240/ 60
R = 960 ohm
Voltage across the bulb = 192 volt
power consumed =
voltage^2/R=
192×192/ 960= 384 watt
current across the bulb = voltage / R
= 192/ 960= 0.2 A
Plz mark me as brainliest
Here is ur answer
Power rating = 60W Voltage rating = 240V Resistance = v^2/P =
240×240/ 60
R = 960 ohm
Voltage across the bulb = 192 volt
power consumed =
voltage^2/R=
192×192/ 960= 384 watt
current across the bulb = voltage / R
= 192/ 960= 0.2 A
Plz mark me as brainliest
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