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A light bulb with resistance
Two light bulbs are connected in series. The resistance of the filament of the first light bulb is 230Ω. The potential
2 answers
asked by
exo-L
767 views
Suppose that the light bulb in the figure is a 61.8-W bulb with a resistance of 218 Ω. The magnetic field has a magnitude of
0 answers
asked by
Elizabeth
536 views
The operating potential difference of a light bulb is 120 V. The power rating of the bulb is 105 W. Find the current in the bulb
3 answers
asked by
Amelia
1,947 views
Apply: The light bulb is also a resistor. Place the light bulb in the circuit, then use Ohm’s law to find the resistance of
1 answer
71 views
1. Apply: The light bulb is also a resistor. Place the light bulb in the circuit, then use Ohm’s law to find the resistance of
1 answer
49 views
Apply: The light bulb is also a resistor. Place the light bulb in the circuit, then use Ohm’s law to find the resistance of
1 answer
50 views
A 60 Watt light bulb draws 0.5 A of current.
a. What is the voltage across the light bulb? b. What is the resistance of the light
1 answer
asked by
hi
1,192 views
There are 2 light bulbs in a circuit,wired in parallel. Athird light bulb is added again in parallel.What is the effect on total
3 answers
asked by
Linda Emory
177 views
The power dissipated by a light bulb increases by 50 W when the potential difference applied across the light bulb increases
2 answers
asked by
Kate
715 views
(a) What is the hot resistance of a 24 W light bulb that runs on 120 V AC?
(b) If the bulb's operating temperature is 2700°C,
1 answer
asked by
Justin
750 views