The power of a certain CD player operating at 120V rms is 43.3W. Calculate the maximum instantaneous power in W. Normal format with 3 SF.
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A: R.M.S Voltage (Vrms)=120 V Rated Power(Pr)=34.0 W
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The power of a certain CD player operating at 120V rms is 43.3W. Calculate the maximum instantaneous power in W. Normal format with 3 SF.
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- An 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 ItWhat is the peak current through a 1200 W microwave oven operating at 120-V AC?A 19-Ω Microphone and a 16-Ω microphone are connected in parallel across the same receiver, which supplies an ac voltage with rms value 3.00 V. Find the total rms current supplied by the receiver in A
- The figure below shows three lamps connected to a 120-V AC (rms) household supply voltage. Lamps 1 and 2 have 180-W bulbs; lamp 3 has a 75.0-W bulb. 120 V (a) For each bulb, find the rms current. Irms, lamp 1 Irms, lamp 2 Irms, lamp 3 = Rlamp 2 Rlamp 3 (b) For each bulb, find the resistance. Rlamp 1 = = = II 3 A A A Ω Ω 2hapter 22 6. A hair dryer has a power 1250 W at 120 V rms. Assuming that the hair dryer only contains resistance. (a) What is the resistance of the hair dryer? (b) What is the maximum current and rms current in the hair dryer? (c) What is the maximum and minimum instantaneous power of the hair dryer?A series RLCRLC circuit consists of a 260 ΩΩ resistor, a 25 mHmH inductor, and a 12 μFμF capacitor. What is the rms current if the emf is supplied by a standard 120 VV , 60 HzHz wall outlet?
- The rms current in a 27.0-02 resistor connected to an AC source is 2.70 A. (a) What is the rms voltage across this resistor? v (b) What is the peak voltage of the AC source? V (c) What is the average power dissipated by the resistor? W (d) What is the maximum current across this resistor? AThink about the rms current through a person if they touch a 120 Vrms AC source in the following conditions: 1. Standing on a rubber mat which offers a total resistance of 275 kÖ in mA. 2. Standing barefoot on wet grass and has a resistance of only 3800 2 in mA. Neither is a good option but which would be the worst option? meaning which would have the Largest rms current? Both have the same rms current Standing on a rubber mat which offers a total resistance of 275 k in mA. Standing barefoot on wet grass and has a resistance of only 3800 Q in mA.What maximum current is delivered by an AC source with AV max = 39.4 V and f = 76.8 Hz when connected across a 3.70-µF capacitor? mA