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In a certain application, the circuit in Figure below must be designed to meet these two criteria:
(a) V0/Vs= 0.05
(b) Req = 40 kΩ
If the load resistor 5 kΩ is fixed, find R1 and R2 to meet the criteria.
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- How long (in s) will it take an RC circuit made with a 50 O resistor and a 20 mF capacitor to lose half its initial charge? Give your answer as only the numerical value in the SI units specified. e is interpreted as x10^ for use with large or small values; 1.01e2 is interpreted as 1.01 x 102.Consider the circuit shown in the figure below. (Assume R₁ = 14.0 and R₂ = 7.50 .) b 25.0 V R₁ R₁ Submit Answer a R₂ (b) Find the current in the 20.0-0 resistor. A R₂ C (a) Find the potential difference between points a and b. V 20.0 Ω ℗A circuit consisting of three ideal batteries with voltages 81, 82, and 83, and three ideal resistors with resistances R1, R2, and R3, is shown in the figure. Calculate the current Ip through point P. Let the sign of the current correspond to its direction, with "up" being positive. 81= 14.5 V, &2 = 19.5 V, 83 = 28.5 V Ry R2 R =4.30 kQ, R = 21.0 kQ, R = 3.00 k2 mA Ip =
- = 9V and C1 = 4 µF, C2 = 3 µF, C3 = 2 µF, C4 = 4µF. (a) Problem 1: In the circuit below AVbat What is Ceg? Answer: uF. (b) What is Q1, Q2, Q3, Q4? Answers: Q1 = 12 µC, Q2 = 12 µC, Q3 = 4 µC, Q4 = 8 µC. (c) What is AV1, AV2, AV3, AV4? Answers: AV = 3 V, AV2 = 4 V, AV3 = 2 V, AV, = 2 V. C1 C2 AVpat C3 C4In the figure R1 = 140 2, R2 = R3 = 66.0 , R4 = 89.8 2, and the ideal battery has emf ɛ = 6.00 V. (a) What is the equivalent resistance? What is I in each resistor R RA R2In the circuit given below, R= 17 Q. Find the value of Vị using nodal analysis. 10Ω ww 50 10 V V 3 R | 20 V The nodal equation when the 100 and 50 resistors are not combined is: (V – 10) (Vi – 0) B 10 where A =(Click to select) v B = (Click to select) v C= (Click to select) ♥ and D = (Click to select) v The value of V in the circuit is V.
- Problem 2: In the circuit below, AV bat = 10 V and C₁ = C₂ = C3 = C4 = C5 = 10 μF. a) What is Ceq? Answer: 16 μF. b) What is Q₁, Q2, Q3, Q4, Q5? Answers: Q₁ = 100µC, Q₂ = 20µC, Q3 = 20μµC, Q4 = 40μC, Qs = 60μC. c) What is AV₁, AV2, AV3, AV4, AV5? Answers: AV₁ = 10 V, AV₂ = 2 V, AV3 = 2 V, AV4 = 4 V, AV5 = 6 V. AV bat C₂What is the maximum voltage that can be applied to a 186 k ohm resistor rated at 16 watts? Give your answer as an exact number. Your Answer: AnswerIn the below figure, V = 150 V. Calculate the current that runs through resistor 6. R R₁ = 100 Ω www V R, = 300 Ω www www R6 = 100 Ω R, = 200 Ω Μ www R, = 100 Ω www R = 150 Ω
- Problem 7: Consider the circuit in the figure, with the current directions defined as shown. There are four resistors in this circuit (Ri, R2, R3, and R4) and four batteries with emfs El = 16.5 V. 62 = 2.5 V, Сз = 14 V, and E4-26.3 V, each with internal resistance given by ri as marked in the figure 0.5 Ω Randomized Variables ć 16.5 V Cg=2.5 V 白く0.5 Ω 0.252 RA 426.3V 15Ω 0.75 2 Otheexpertta.con Part (a) Calculate the current Il in amps. ← tan() acos() cos0 atan() acotan(sinh() O Degrees Radians sin OME cotan) asi 4 5 6 coshO cotanhO 0 END BACKSPACE Submit Hint I give up! Hints: 1% deduction per hint. Hints remaining: 2 Feedback: 1-deduction per feedback. a Part (b) Calculate the current I2 in amps. A Part (c) Calculate the current I3 in amps.The internal resistance of a high voltage power supply is 24 MO and the output is set so that the potential difference across the output when on open circuit is 4000 V? When a load resistor R₁ is connected across the supply the voltage across R₁ is 3000 V. What is the value of the load resistor?