A current of 15.0 A flows through an electric heater operating on 120 V. Compute the power consumption of the electric heater.
A current of 15.0 A flows through an electric heater operating on 120 V. Compute the...
3. A current of 12 A flows through an electric heater operating on 120V. What is the heater's resistance? 4. Calculate the voltage if resistance is 12 ohm and current is 5 A.
A 540 W electric heater is designed to operate at 120 V. What current does it draw? (1 point) 04.50 A 03.22 A 26.7 A 2.25 A (1 point) 6. An electric heater with a resistance of 14.4 Ω is designed to operate at 120 V. What is its power? O1400 W 150 W O240 W 1000 W
A 120-V fish-tank heater is rated at 110 W.1. Calculate the current through the heater when it is operating.2. Calculate its resistance.No referring, please.
11. An electric heater carries a current of 20 A when operating at a voltage drop of 120 V. According to Ohm’s law, if I double the voltage drop across the heater, what happens to the current passing through it? a. Nothing, as the current passing through an electrical component is independent of the voltage drop. b. It doubles in value to 40 A c. It halves in value to 10 A d. It rises by a factor of 4...
A current of 14.6 A flows through a 129 Ohm resistance heater. Calculate the heater power in W.
Part A : The resistance of an electric heater is 90 Ω when connected to 120 V. How much energy does it use during 15 min of operation? (answer in J) Part B : The lightbulb used in a computer projector has a resistance of 71 Ω. What is the current through the bulb when it is operating on 120 V? ( answer in A )
An electric heater carries a current of 19.0 A when operating at a voltage of 1.80 ✕ 102 V. What is the resistance of the heater?
1) An electric heater consumes electrical energy at a rate of P = 150 W when connected to a battery with an emf of 120 V. (a) What is the current in the heater? A (b) If you wish to increase the power consumption to 300 W, by what factor should the heater resistance be changed? Rfinal Rinitial = (c) What is the maximum power that could be drawn if the circuit contained a circuit breaker that limited the current...
An AC circuit is powering an electric heater (i.e., pure resistance, PF = 1.0). Assume the voltage is 120 V and the current draw is 6 A. Compute the apparent power and real power
A 1500 W electric heater is plugged into the outlet of a 120 V circuit that has a 20 A circuit breaker. You plug an electric hair dryer into the same outlet. The hair dryer has power settings of 600 W, 900 W , 1200 W, and 1500 W. You start with the hair dryer on the 600 W setting and increase the power setting until the circuit breaker trips. Under what setting does the circuit breaker trip. Please, no...