emf RA www RB ww RA А www ww Rc Rc ww Find the intensity of the current in Amperes through the resistor RB. R₂=6ohm, R₁=4ohm, Rc=6ohm, and emf=10V.
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- F RegRR Rg magnetic B = Il Rea=R, + R2 + Rg.. AV What is the average resistance of each one of the 4 resistors that are connected in series ina circuit that has an ecguivalent resistance of 68 Ohms? Your answerA 1·21-MF Capacitor is connected to a North American electrical outlet. (Avrms = 120V, f = 60·0Hz). Assuming energy stored in the Capacitor is Zero at + = 0, determine the magnitude & the current in the wires at t = 192 Note 3 Answer must be in A. S theFor the circuit in the figure, at t = 0 the switch S is closed with the capacitor uncharged. If C = 52 µF, & = 80V, and R = 4 k2, what is the charge (in m) on the capacitor when the current in the circuit is I = 2.5 mA? S R Select one: OA 5.56 O B. 2.55 OC.4.13 OD. 4.68 OE. 3.64
- For the circuit in the figure, at t = 0 the switch S is closed with the capacitor uncharged. If C = 48 µF, ɛ = 80V, and R = 4 kQ, what is the charge (in mC) on the capacitor when the current in the circuit is | = 7 mA? %3D %D S R Select one: O A. 1.49 Ов. 4.27 Ос. 2.50 OD. 2.95 O E. 5.18A capacitor, C'is connected across an emf given by: v(t) = Vo sin(wt) Write an expression for the current through the capacitor. I(t) =Figure CQ20.7 shows a slidewire generator with motional emf Eo
- For the circuit in the figure, at t = 0 the switch S is closed with the capacitor uncharged. If C = 55 µF, ɛ = 80V, and R = 4 kN, what is the charge (in mC) on the capacitor when the current in the circuit is = 3.5 mA? S R + Select one: O A. 5.67 ОВ. 4.15 OC. 5.17 O D. 3.63 E. 2.48cmid 97298page=3 For the following circuit in the figure below consider the direction of the current given. Determine e ( in units of V) when 10.50 A and R = 27.4 2. R 2R 2R Select one: OA. 13.7 OB. 54.1 OC. 822 OD. 18 2 OE 68.5 W. A OE d0 ENG 228 PIDefine electrical power.Lus An electric heating coil of resistance R is immersed in 1 kg of water at 20 °C. The coil is connected in series with a resistor Y across a 240 V mains supply. The temperature of the water rises to the boiling point in 10 minutes. When Y is disconnected, the time taken for the 1 kg of water at the same temperature to boil is reduced to 6 minutes. Neglecting all heat losses, calculate the resistance R, of Y. | Specific heat capacity of water = 4200 J kg' K"] [7 ma State and exnlain th
- FIGURE B 2452 62 18 M 3652 305 3. What would be the Equivalent Resistance, Equivalent Voltage, and Total Power in Figure B if it has 8 amperes of flowing current?For the circuit in the figure, at t = 0 the switch S is closed with the capacitor uncharged. If C = 55 µF, ɛ = 80V, and R = 4 kQ, what is the charge (in mC) on the capacitor when the current in the circuit is | = 6 mA? %3D S C: R Select one: O A. 3.08 12 B. 5.12 C. 5.72 OD. 3.60 OE. OE. 1.93 +For the circuit in the figure, at t = 0 the switch S is closed with the capacitor uncharged. If C = 56 µF, ɛ = 80V, and R = 4 kQ, what is the charge (in mC) on the capacitor when the current in the circuit is | = 8.6 mA? %3D S C Select one: O A. 2.55 В. 3.09 Ос. 6.41 O D. 4.63 O E. 1.38