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23 Nov 2019
A lamp (R = 152 ), an electric heater (R = 23 ), and a fan (R = 49) are connected in parallel across a 124 V line.
(a) What total current is supplied to the circuit?
_____ A
(b) What is the voltage across the fan?
_____ V
(c) What is the current in the lamp?
_____ A
(d) What power is expended in the heater?
_____ W
A lamp (R = 152 ), an electric heater (R = 23 ), and a fan (R = 49) are connected in parallel across a 124 V line.
(a) What total current is supplied to the circuit?
_____ A
(b) What is the voltage across the fan?
_____ V
(c) What is the current in the lamp?
_____ A
(d) What power is expended in the heater?
_____ W
Bunny GreenfelderLv2
24 Feb 2019
