A lamp (R = 146 ), an electric heater (R = 24 ), and a fan (R = 49 ) are connected in parallel across a 122 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