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SSM An ac generator has emf ℰ = ℰm sin(ωdt = π/4), where ℰm = 30.0 V and ωd = 350 rad/s. The current produced in a connected circuit is i(t) = I sin (ωdt = 3
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- The output EMF of a generator is given by V (t) = a sin(wt), where a = 231 V. Find the rms current in the circuit when this generator is connected to a 118 N resistor. Answer in units of A.arrow_forwardAn ac generator with emf em sin vdt, where m e=25.0 V and vd 377 rad/s, is connected to a 4.15 mF capacitor. (a)What is the maximum value of the current? (b) When the current is a maximum, what is the emf of the generator? (c)When the emf of the generator is -12.5 V and increasing in magnitude, what is the current?arrow_forwardIn the figure, an ac generator with emf E = Em sin wat, where Em = 24.7 V and wd = 371 rad/s, is connected to a 4.38 µF capacitor. (a) What is the maximum value of the current? (b) When the current is a maximum, what is the emf of the generator? (c) When the emf of the generator is - 12.2 V and increasing in magnitude, what is the current? (a) Number i (b) Number i (c) Number i &f ic Units Units Units <arrow_forward
- In the figure, an ac generator with emf E = Em sin wat, where Em = 25.1 V and wy = 376 rad/s, is connected to a 4.41 UF capacitor. (a) What is the maximum value of the current? (b) When the current is a maximum, what is the emf of the generator? (c) When the emf of the generator is - 12.2 V and increasing in magnitude, what is the current? (a) Number 0.0416198 Units A (b) Number Units A (c) Number i 0.0363727 Units Aarrow_forwardThe AC EMF in this electric circuit is described by the following equation: E = 30Ve¹(20)t What is the average power (in W) supplied by the EMF to the electric circuit? 10 mF X 3Ω 112.43 2Ω 000 100 mHarrow_forwardAn AC source with AV a = 125 V and f = 35.0 Hz is connected between points a and d in the figure. max 40.0 Ω b с mor HE 185 mH 65.0 με i (a) Calculate the maximum voltages between points a and b. BV d (b) Calculate the maximum voltages between points b and c. V Need Help? Read It (c) Calculate the maximum voltages between points c and d. V (d) Calculate the maximum voltages between points b and d. Watch Itarrow_forward
- In a series oscillating RLC circuit, R = 16.20, C = 31.6 µF, L = 9.52 mH, and E = Emsinwat with Em = 44.9 V and wd = 3040 rad/s. For time t = 0.443 ms find (a) the rate På at which energy is being supplied by the generator, (b) the rate Pat which the energy in the capacitor is changing, (c) the rate PL at which the energy in the inductor is changing, and (d) the rate PR at which energy is being dissipated in the resistor. (a) Number i 84.47 (b) Number i 31.6 (c) Number (d) Number i -93.2 i 60.5 Units W Units W Units W Units Warrow_forwardIn a series oscillating RLC circuit, R = 15.8 Q, C = 31.2 pF, L = 9.04 mH, and E= Emsinwat with Em = 45.4 V and wa= 2960 rad/s. For time t = 0.430 ms find (a) the rate P, at which energy is being supplied by the generator, (b) the rate Pat which the energy in the capacitor is changing, (c) the rate PL at which the energy in the inductor is changing, and (d) the rate PR at which energy is being dissipated in the resistor. (e) Is the sum of PC. PL. and PR greater than, less than, or equal to Pg? (a) Number (b) Number (c) Number i (d) Number (e) i Save for Later Units Units Units Units Attempts: 0 of 5 used Submit Answerarrow_forwardA series RLC circuit driven by a source with an amplitude of 120.0 V and a frequency of 50.0 Hz has an inductance of 807 mH, a resistance of 234 Ω, and a capacitance of 43.6 µF. (a) What are the maximum current and the phase angle between the current and the source emf in this circuit? Imax = A φ = ° (b) What are the maximum potential difference across the inductor and the phase angle between this potential difference and the current in the circuit? VL, max = V φ = ° (c) What are the maximum potential difference across the resistor and the phase angle between this potential difference and the current in this circuit? VR, max = V φ = ° (d) What are the maximum potential difference across the capacitor and the phase angle between this potential difference and the current in this circuit? VC, max = V φ = °arrow_forward
- A 1.50 mF capacitor is connected to an ac generator with m = 30.0 V. What is the amplitude of the resulting alternating current if the frequency of the emf is (a) 1.00 kHz and (b) 8.00 kHz?arrow_forwardA 13.6 H inductor is connected to an AC source whose emf is represented by the equation E = Emax sin(2 (pi) f t) where Emax = 47.0 V and f = 45.8 Hz. Determine the amplitude of the current in mA.arrow_forwardA dc current of 60 mA can cause paralysis of the body's respiratory muscles and hence interfere with breathing, but only 15 mA (rms) of ac current will do the same thing. Suppose a person is working with electrical power lines on a warm humid day and therefore has a low body resistance of 1200 2. What dc Vdc and what ac (amplitude Vo and rms Vrms) potentials would it take to cause respiratory paralysis? Vdc = Vo = Vrms = V V Varrow_forward
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