Two resistors (1, 2) are connected together in series with a 6 Volt battery. How much power is required to operate the circuit?
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Q: determine the total power dissipated by the resistors
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- Two light bulbs are in series, one operating at 120.0 W and the other operating at 60.0 W. If the voltage across the series combination is 120.0 V, determine the current in the circuit.In a given physics lab, you are asked to build a circuit with a resistance of 100 Ohms, but all you have are 1000 Ohm resistors. How could you connect them to get 100 Ohms?A 12 volt car battery is being used to power a circuit with a total resistance of 0.5 Mega-ohm. a) What is the power (in watts) being used by this circuit? b) The circuit is switched on for exactly 27.3 days and then switched off. How much energy has the circuit used (in joules AND kilowatt-hours) in this time? c) If the current rate of hydro use is 10.1 cents per kilowatt-hour, how much would the use of this circuit contribute to your hydro bill (assuming that no other charges apply)?
- A circuit has three resistors (1 Ω, 2 Ω, and 3Ω) connected in series. What is the equivalent resistance of the circuit? Your answer should be in units of Ω but you should only submit the number for your answer.A 9.0 V battery is connected to four light bulbs (It has four resistors 2 ohms, 4 ohms, 4ohms, and 6 ohms). Find the equivalent resistance for the circuit and the current in the circuit. Use the equivalent resistance to determine the total power dissipated by the resistors in the circuit.An ammeter is used to measure the current flowing through a circuit consisting of only two resistors in series with a D.C. power supply. The power supply is set to 25 Volts. One of the resistors has a resistance of 24 Ohms. If the ammeter measures 0.6 Amps, what is the resistance of the other resistor?
- Consider the following circuit diagram. The potential difference across the battery is 40.0 volts, and it supplies a current of 5.00 amperes to the circuit. There is a current of of 2.70 amperes flowing through R1. Resistor R2 has a resistance of 5.50 ohms. What is the resistance of R3? Answer in ohms to two decimal places, but do not include units in your answer.In the circuit indicated in the figure, the battery has an internal resistance of 0.04 Ω. If an ammeter with a resistance of 0.04 Ω is inserted into node “a”, what is the reading of said ammeter? a) 10 Ab) 0.1 Ac) 190.1 Ad) 10.27 AA circuit consists of 3 branches. The first branch has a 44.3V battery and a 7.0Ω resistor. The second branch has a 14.7Ω light bulb. The third branch has a 16.7Ω resistor. What is the current flowing through the 14.7Ω lightbulb?