h equation is a correct version for the electric power P that a circuit delivers to a resistor?  A) P = R/V       B) P = VR

In the circuit shown above, determine the voltage of the source V1 if V2 = 38.5 V, R1 = 191 ohms, R2 = 113 ohms, and R3 = 108 ohms and the current through R1 is 0.687 A.

P 4.2-4 Consider the circuit shown in Figure P 4.2-4. Find values of the resistances R₁ and R₂ that cause the voltages v₁ and v₂ to be v₁ = 1 V and v₂ = 2 V. 3 mA Figure P 4.2-4 500 Ω m R2 5 mA

The circuit in the drawing contains five identical resistors. The 45-V battery delivers 50 W of power to the circuit. What is the resistance R of each resistor? Number Units R₁ 45 V R₂ www R3 RA wwwwww R5

1. The numbers in the circuit below are the resistance of the resistor in ohms.A) Find the equivalent resistance of the circuit when the switch S is open (ReqO) and when the switch S is closed (ReqC)B) When the switch S is closed, the equivalent resistance drops to 90.0% of the original value. Determine the value of R.C) What would the voltage (in V) between points a and b have to be for 153.0 W to be delivered to the circuit when the switch is closed?

The circuit shown below has a 15 V battery connected to two resistors in series with R1 - 100 Ω and R, -10 Ω. R1 Ry What is the total equivalent resistance Rtot of the circuit? Rtot = Ω Submit Answer Tries 0/2 What are the magnitudes of the currents I1 and I2 in resistors R1 and R2, respectively? I1 = I2 = %3D Submit Answer Tries 0/2 What are the magnitudes of the potentials V, and V, across resistors R1 and R2, respectively? V1 = V2 = AA > >

2. a) What is the total resistance of the circuit? b) What is the current through the 100 Ω resistor? c) What is the power dissipated in the 100 Ω resistor? please hand write it or make it very clear to understand

In the circuit shown, how much voltage is used by D? A E 5.58 V 5.06 V 6.11 V 4.38 V 9V 4500 3500 3000 4002 2502

Four students are given the values for voltage (V) and current (I) in four different circuits.  Each student is asked to calculate the correct resistance (R) for the circuit.   Resistance of Four Circuits Student V (volts) I (amps) Calculated R (ohms) Student A 240 3 80 Student B 6 60 10 Student C 100 2 400 Student D 5 50 250 Which student calculated the correct relationship between V, I and R, and why? A Student A, because R=V/I   B Student B, because R=I/V   C Student C, because R=VI^2   D Student D, because R=IV

Consider the circuit below. [Answer in 2 significant figures] a a) b b) value. c) L 0.25 A d) 10 Q2 >M 0.1 A R = ? 20 Ω www 10 Ω www I= ? What is the potential difference between a and b? What is the equivalent resistance of the circuit? 5Ω What is the current l? How much power is dissipated by the unknown resistor R? You should have a numerical