PROBLEMS: Find the V across, I through, and P used by each resistor in the following simple circuit. Show your work. Be sure to include units in your answers. R1 50 R V R1 R3 10 Q R2 V- 30 V R2 16 Q R3 R4 R4 R5 20 R5
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- If two resistors with resistances R1 and R2 are connected in parallel, as in the figure, then the total resistance R, measured in Ohms (Ω), is given by: 1R=1R1+1R2 If R1 and R2 are increasing at rates of .3Ω/s and .2Ω/s, respectively, how fast is R increasing when R1=80Ω and R2=100Ω? ________________ Ω/s (Answer) Please show all steps.Current Iin flows into three resistors connected together one after the other as shown. The accompanying graph shows the value of the potential as a function of position.a. Is Iout greater than, less than, or equal to Iin ? Explain.b. Rank in order, from largest to smallest, the three resistances R1 , R2 , and R3. Explain.Please asnwer all parts of the one problem: Consider the three resistors R1 = 17 Ω, R2 = 41 Ω, and R3 = 71 Ω in the configuration shown in the figure. A potential difference ΔV = 4.5 V is applied between A and B. Part (a) Calculate the numerical value of the total resistance R of this circuit, in ohms. Part (b) Calculate the numerical value of the current I traveling from A to B, in amperes. Part (c) Calculate the numerical value of I2 traveling through the resistor R2, in amperes. Part (d) Calculate the numerical value of I3 traveling through the resistor R3, in amperes.
- Three resistors are connected in series as shown in the Figure below to a 20 V battery. Resistors, R1 = 5.5 Ω, R2 = 8.0 Ω and the value of R3 is unknown. If the total resistance of the circuit is 16.0 Ω, a) what is the value of resistor, R3? b) What is the current through each resistor? c) What is the voltage drop across each resistor? Enter each value separated by a commaFor the circuit shown in the figure, R1 = 2552, R2 = 5052, R3 = 3352 R4 = 6052. Rs = 105, I1 = 376.6m.A, I2 = 335.1m A, and the batteries are ideal. Determine the battery voltage V2 (in V) Could you look at correct answer show all workFor the circuit shown, find the total current flowing through the battery and the voltage across resistor R3 (Vbc). R₁ = 1700 2, R₂ = 3300, R3 = 5000 2 and = = 11.0 V. mA (1 mA = 10-3 A) I tot = Vbc = V Question Help: Read & a R3 d
- Use the exact values you enter to make later calculations. The figure below shows a battery connected to a circuit. The potential difference across the battery and the resistance of each resistor is given in the figure. (Assume R1 = 11.5 Ω, R2 = 1.30 Ω, and V = 6.50 V.) (I skipped parts a-f) (g) Using the result from part (f) and the battery's potential difference, what is the magnitude of the potential difference (in V) across the 3.00 Ω resistor? in V (h) What is the current (in A) in the 3.00 Ω resistor? in AUse the exact values you enter to make later calculations. The figure below shows a battery connected to a circuit. The potential difference across the battery and the resistance of each resistor is given in the figure. (Assume R1 = 11.5 Ω, R2 = 1.30 Ω, and V = 6.50 V.) (a) What is the equivalent resistance (in Ω) of R1 and the 5.00 Ω resistor? in Ω (b) Using the result from part (a), what is the equivalent resistance (in Ω) of R1, the 5.00 Ω resistor, and the 4.00 Ω resistor? in Ω (c) Using the result from part (b), what is the equivalent resistance (in Ω) of R1, the 5.00 Ω resistor, the 4.00 Ω resistor, and the 3.00 Ω resistor? in Ω (d) Using the result from part (c), what is the equivalent resistance (in Ω) of the entire circuit? in Ω (e) What is the current (in A) through the battery (equivalently, the conventional current that exits the positive terminal of the battery and enters the R2)? in A (f) What is the magnitude of the potential difference (in V)…Consider 3 resistors with resistances 1.2 × 102 Ω, 2.2 kΩ, and 3.8 kΩ. Part (a) What would be their resistance, Rs, in kilohms, if they were connected in series? Rs = Part (b) What would be their resistance, Rp, in ohms, if they were connected in parallel? Rp =
- Consider the circuit shown in the figure below. (Assume R1 = 12.0 Ω, R2 = 2.40 Ω, and V = 7.25 V.) (a) What is the voltage drop across the R2 resistor? V(b) Subtracting the result of part (f) from the battery voltage, find the voltage across the 3.00-Ω resistor. V(c) Calculate the current in the 3.00-Ω resistor.A student set up the circuit shown for her electronics class. Assuming E = 7.50 V and R = 6.00 Ω, find the following quantities. (a) the current in the 2.00 Ω resistor (Enter the magnitude in mA.) ????? mA (b) the potential difference (in V) between points a and b Vb − Va = ????? VR1 = 35 Ω, R2 = 20 Ω, and R3 = 15 Ω. The battery supplies an emf of ε = 220V. What is the equivalent resistance, RS ? What is the current through each resistor? What is the voltage drop across each resistor?