A device experiences a voltage drop of 4.0 V across it while a current of 4.0 mA flows through it. How much power does it dissipate?
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Q: A 43 Ω component is connected to a 12 V battery. How much energy is expended per second?
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Q: A cell phone operates on a V = 3.61 V battery. If the resistance within the circuitry of the phone…
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Q: You have a devise with resistance of 1 is operated at a voltage of 8.0 V. How many electrons pass…
A: Reistance (R)=1 ohmVoltage (V)=8 Vtime (t)=0.4 scharge on electron (qe)=1.6×10-19 C
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A: Given V = 11O V I = 0.080 A
Q: A heart defibrillator being used on a pation has an RC time constant of 15 ms due to the resistance…
A: a. 1.579Ω b. 0.0398 secExplanation:
Q: A current of 2.5 A flows through a 10 ohm resistor for 1.5 minutes. The number of electrons…
A: Current flowing through the resistor is I = 2.5 A Time of flow is t = 1.5 min
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A: Formula of ohm's law is as follows: V=IR…
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Q: A 60-watt light bulb shines at full power when it is connected to a constant power supply producing…
A: Given value--- power = 60 W . Voltage = 100 V . We have to find--- current ?
Q: A 27 Ω component is connected to a 12 V battery. How much energy is expended per second?
A: Energy expended per second is the power itself. P=V2R
Q: A car battery causes a current of 3.75 A through a car head-lamp and produces 12 V across it. What…
A: Given data: Current (I) = 3.75 A Voltage (V) = 12 V Required: Power (P)
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- A 10 N component is connected to a 12 V battery. How much energy is expended per second?The circuit shown consists of four resistors and a 48 Volt power supply. Resistance values are shown in ohms. You do not have to "solve" the circuit. Below the circuit diagram is a table of "solutions". The volts and amps for each resistor is listed. Calculate the current that moves through the segment of wire between points "A" and "B". 48 V В 60 Q 66 Q 220 2 12.5 2 V (V) I (A) R (2) 15 1.20 12.5 33 0.15 220 33 0.55 60 33 0.50 66 Lenovo Home End Insert Delete 画 E11 F12The resistance of an electric heater is 90 Ω when connected to 120 V. How much energy does it use during 20 min of operation?
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