basic electronics
posted by kathrine .
what is the power dissipated by the parallel circuit shown below?
r1 is 100 ohms r2 is 100 ohms r3 is 100 ohms e= 40 v

There is no circuit shown below.
If all three resistors are in parallel, add V^2/R for each resistor to get the total power, with V = 40 v for each one.
Respond to this Question
Similar Questions

science
there are three sources of resistance in a parallel ciruit. Two of them are rated at 20ohms, the other at ohms. What is the curuit's total resistance? 
science
Calculate the resistance in a circuit in which a 9volt battery produces 3 amperes. A)3 ohms B)6 ohms C)9 ohms D)27 ohms 
Science
There Are Three Resistance In A Parallel Circuit. Two Of Them Are Rated At 20 Ohms, The Other At 10 Ohms. What Is The Circuit's Total Resistance? 
math
90 volts are applied to a circuit with 3 resistors resistor 1=20 ohms resistor 2=40 ohms and resistor 3=60 ohms how much power will be dissipated by resistor 1 
physics, please help!
(a) Find the current in each resistor of the circuit shown in the figure byusing the rules for resistors in series and parallel. (b) Write three independent equations for the three currents using Kirchhoffâ€™s laws: one with the node … 
Physics
In the circuit shown, find the voltage Vx (in Volts) if V = 17.0 Volts, R1 = 13.0 k ohms, R2 = 4.0 k ohms, R3 = 13.0 k ohms and R4 = 21.0 k ohms. Answer is 6.5 I don't understand how they got it, can someone please explain it with … 
physics
In the circuit shown, find the voltage Vx (in Volts) if V = 17.0 Volts, R1 = 13.0 k ohms, R2 = 4.0 k ohms, R3 = 13.0 k ohms and R4 = 21.0 k ohms. Answer is 6.5 I don't understand how they got it, can someone please explain it with … 
Engineering
Three resistors , 50 ohms, 100 ohms, and r3 are connected in a series to a power source with potential difference 48 volts and a current throughout the circuit. Can anyone help me figure out what r3 is ? 
Science
One light bulb in a string of lights goes out this causes all other lights in string to go out. This is example of A. Resistor B. parallel circuit C. Closed circuit***** D. Series circuit When a switch is turned from the off to the … 
Physics
A 67.6 ohms resistor is connected in parallel with a 103.8 ohms resistor. This parallel group is connected in series with a 20.8 ohms resistor. The total combination is connected across a 18.2V battery. Find a) the current and b) …