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- )-Google Chrome Ledu.jo/mod/quiz/attempt.php?attempt3D101502&cmid%3D97298&page%3D5 What is the equivalent resistance between points a and b when R = 17.9 Q? R R a b. RFind the current through and the voltage across resistor R.. The values of the resistors are: R, = 4.0 2, R, =2.0 2, R, = 6.0 2, R =3.0 2. %3D R2 V, = 12 V www R. www R, V, = 6.0 V www www R,Differential Equations: Electric Circuits When a resistance R (ohms) and a capacitance C (farads) are connected in series with an emf E (volts), the current I (amperes) is given by the equation: dE 1 R- +-I = dtC dI C dt If R = 1000 ohms, C = 5x10-4farad.and I t = 1 second and E = 100 volts. a. 1.35 amperes b. 2.35 amperes c. 3.35 amperes d. 4.35 amperes 10 amperes for t = 0, find the current for
- 4&cmid%3D9729&page=D11 juò 12 For the following circuit in the figure below, find the power ( in units of Watt) delivered to the 2R-resistor when ɛ = 24.1 V and R = 3.0 0? put of question 2R Select one: O A. 145.2 O B. 24.2 OC. 72.6 O D. 18.2 O E. 48.4Given the equation, V = Voe RC. , what size of resistor would be required to dirop the voltage on a 120mFapacitor to its original valtage in 5 min? Select one Oa R= 1.5 k2 Ob. R= 1.8 kS2 O. R= 1.7 k S O d. R= 1.6 k S2ul touch 6:49 PM @ 100% A ols.liu.edu.lb In the network below, the current "lo = 1 mA". 1 k2 Ix 2 kN R Io 21, Vx 10 k! 4 mA Calculate Ix and Vx? Select one: a. Ix = -3.5 mA, Vx= 30 V O b. Ix = -3.2 mA, Vx= 24 V O c. Ix = -3 mA, Vx= 20 V O d. Ix = -2.5 mA, Vx= 10 V O e. Ix = -2.2 mA, Vx= 4 V II
- wwww R2 R1 ww R3 V A 5-year old has nothing better to do than to connect three resistors to a voltage source as shown. The resistors are R1=40 2, R2=69 2, and R3=15 2, respectively, and the voltage source has 2.5 Volts. What is the total resistance? Submit Answer Tries 0/2 What is the current through the voltage source?What value resistor will discharge a 2.90 μF capacitor to 20.0% of its initial charge in 2.60 ms?A capacitor of capacitance C is connected to four resistors R = 62 R, = 4O R, =90 and R 60 %3D and a battery V= 36 V with an open %3! switch. R, R. R R. What is the voltage across R1 when the switch has just been closed? Select one: O a 21.6 V O b. 0V O c. 14.4 V O d. 36 V The following is a part of a circuit. The potential of V = 200 V is provided at point a that is connected to resistors = 40 2=60 and 3 =9 12:12 PM 5/13/2021 近
- A portion of a circuit is shown in the figure, and the batteries have no internal resistance. What is the potential difference VA - VB if I = 5.0 A?Consider the circuits shown below: a V = 102 V battery is connected to R, = 40 0, R2 = 15 N, R3 = 45 0, and R4 = 15 0. For the left-side circuit, what is the potential difference between points a and b? R, R, R1 R, ww ww. LAWM WW b R3 b R4 R3 R4 V V The potential difference, Vab = Units Select an answer For the right-side circuit, what is the current between points a and b? The current, lab= Units |Select an answerThe variable resistor Ro in the circuit is adjusted until the power dissipated in Ro is 40 W. Find the values of Ro that satisfy this condition. V,=60 V and R,=7,5 0, R2=30 0, R3=3 0, R4=6 0 and V=9iy. R, R3 R4 Vs R R. V. Lütfen birini seçin: O a. 1,50 and 3,90 O b. 0,55 and 4,50 Oc. 1,80 and 7,50 O d. 0,70 and 4,10 e. 0,31 and 2,40 * Of. 0,40 and 3,60 g. 1,80 and 7,20
