Question

1. Two light bulbs of resistance 10.0-Ω and 20.0-Ω are connected to a voltage source of...

1. Two light bulbs of resistance 10.0-Ω and 20.0-Ω are connected to a voltage source of 3 V. (a) How would you connect them to get minimum current? Draw the circuit diagram.





Calculate the total current in the circuit.




(b) How would you connect them to get maximum current? Draw the circuit diagram.







Calculate the total current in the circuit.



Calculate the current through each resistor

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A 10.0 Ω resistor, 10.0 mH inductor, and 10.0 μF capacitor are connected in series with...
A 10.0 Ω resistor, 10.0 mH inductor, and 10.0 μF capacitor are connected in series with a 10.0 kHz voltage source. The rms current through the circuit is 0.200 A. a. Sketch an accurate phasor diagram. b. Find the rms voltage drop across each of the 3 elements. c. What is the phase angle between the current and the applied voltage? d. Find the rms voltage in the circuit.
An AC voltage source is connected to a 22.0 Ω resistor. The output voltage of the...
An AC voltage source is connected to a 22.0 Ω resistor. The output voltage of the source is given by the function Δv = (100 V)sin[(50π rad/s)t]. (a) From the equation for the output voltage, what is the maximum voltage across the resistor (in V)? V (b) From the equation for the output voltage, what is the frequency of oscillation of the current through the resistor (in Hz)? Hz (c) What is the rms voltage across the resistor (in V)?...
Two 15 Ω and three 25 Ω light bulbs and a 24 V battery are connected...
Two 15 Ω and three 25 Ω light bulbs and a 24 V battery are connected in a series circuit. What is the current the passes through each bulb?
A 10 .0 Ω resistor, 10.0 mH inductor, and a 10.0μF capacitor are connected in series...
A 10 .0 Ω resistor, 10.0 mH inductor, and a 10.0μF capacitor are connected in series with a 10.0 kHz voltage source. The current through the circuit is 0.20 A. Find the voltage drop across each of the 3 elements. What is the resonance frequency of this circuit? Is the voltage lagging or leading the current in this circuit?
2. A resistor R and an inductor L are connected in parallel to an AC source...
2. A resistor R and an inductor L are connected in parallel to an AC source providing a voltage v(t) = V sin(ωt). (a) Draw a phasor diagram showing all the relevant variables of this circuit. You should support your diagram by using Kirchhoff’s rules and what you know about inductors to get full credit. Find the peak value of the total current in terms of V, R, L, and ω. (b) At an angular frequency, ω0 = 1.0 ×...
Three light bulbs each of resistance 25 ohms are connected ina parallel circuit and connects to...
Three light bulbs each of resistance 25 ohms are connected ina parallel circuit and connects to a 9.0volt battery to complete the circuit. What is the voltage across each resistor!
1. A) A 13-Ω coffee maker and a 16-Ω frying pan are connected in series across...
1. A) A 13-Ω coffee maker and a 16-Ω frying pan are connected in series across a 120-V source of voltage. A 25 Ω bread maker is also connected across the 120-V source and is in parallel with the series combination. Find the total current supplied by the source of voltage. B) A new "D" battery has an emf of 1.5 V. When a wire of negligible resistance is connected between the terminals of the battery, a current of 25...
You have a resistor of resistance 250 Ω , an inductor of inductance 0.370 H ,...
You have a resistor of resistance 250 Ω , an inductor of inductance 0.370 H , a capacitor of capacitance 5.90 μF and a voltage source that has a voltage amplitude of 26.0 V and an angular frequency of 280 rad/s . The resistor, inductor, capacitor, and voltage source are connected to form an L-R-C series circuit. Part A What is the impedance of the circuit? Part B What is the current amplitude? Part C What is the phase angle...
An AC voltage source has an output of ∆V = 177.0 sin(459t) Volts. Calculate the RMS...
An AC voltage source has an output of ∆V = 177.0 sin(459t) Volts. Calculate the RMS voltage. What is the frequency of the source? Calculate the voltage at time t = 1/117 s. Calculate the maximum current in the circuit when the generator is connected to an R = 60.0 Ω resistor.
An ac voltage source is connected across a series circuit abcd consisting of a resistor between...
An ac voltage source is connected across a series circuit abcd consisting of a resistor between a and b of 12.6 Ω, a variable capacitor between b and c of 64μF and a coil between c and d of 84 mH and a resistance of 8.4 Ω. The voltage measured across the circuit after 0.8932 ms is 94 V at 50 Hz.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT