Question: A lamp (R = 150 ), an electric heater (R = 25 ), and a fan (R = 50 ) are connected in parallel across

A lamp (R = 150 Ω), an electric heater (R = 25 Ω), and a fan (R = 50 Ω) are connected in parallel across a 120-V line.
(a) What total current is supplied to the circuit?
(b) What is the voltage across the fan?
(c) What is the current in the lamp?
(d) What power is expended in the heater?

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