If current through a flashlight bulb is 0.30 A, how many electrons will pass at any point in the flashlight circuit every second?
Q: 1V 는 R₁ 510 R4 10 2 R2 100 2 R3 10 2
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Q: In recent years, investigators have explored alterations in brain activity due to the passage of a…
A: given: E=1.0 V/mI=1.0 mA =1.0*10-3 AA=2.5*10-3 m2
Q: L A 230-km-long high-voltage transmission line 2.00 cm in diameter carries a steady current of 1,070…
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Q: A 190-km-long high-voltage transmission line 2.0 cm in diameter carries a steady current of 1,210 A.…
A: Length of transmission line (L) = 190 km = 190000 m Diameter of the transmission line (d) = 2 cm…
Q: Electrical energy is converted to heat at the rate of 7.56kJ/min in a resistor which has 270 C/min…
A: Given: The rate of heat energy across the resistor is 7.56 kJ/min. The rate of the charge is 270…
Q: A 170-km-long high-voltage transmission line 2.0 cm in diameter carries a steady current of 1,240 A.…
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Q: A potential difference of 1.00 V is maintained across a 10.0-0 resistor for a period of 20.0 s. What…
A: Solution:-Given thatPotential difference (V)=1 VResistance (R)=10 ohmtime (t)=20 s
Q: The potential difference across a resting neuron in the human body is about 62.0 mV and carries a…
A: Given Information:- Potential difference across a human neuron in the human body is V=62…
Q: In the circuit shown, how much current flows through B? A D B E 0.00781 A 0.00947 A O 0.00629 A…
A: Potential difference of the voltage source, V = 9V We are given 5 resistors A, B, C, D, E. Current…
Q: A current of 7.00 A flows in a conductor for 8.50 s. How many electrons pass a given point in the…
A: Write the given values with suitable variables. I=7 At=8.5 s Here, I and t are the current and the…
Q: A typical lightning bolt may last for 0.152 s and transfer 1.15 ✕ 1020 electrons. Calculate the…
A: The answer is below
Q: The density of mobile electrons in copper metal is 8.4 x 1028 m, Suppose that / 9.0 x 101…
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Q: I have some 11-gauge copper wire (diameter = 2.304 mm) that I want to run from my house to my shed.…
A: First you calculate the resistance as given thatvoltage , V=120 Vcurrent , I=0.5 Athusby ohms…
Q: It takes exactly 33.6 minutes for 0.028 Coulombs of charge to pass by a single point in a circuit.…
A: Consider a charge Q passes by a certain point in the electrical circuit in time t.
Q: While taking photographs in Death Valley on a day when the temperature is 52.0°C, Bill Hiker finds…
A: Given data: Temperature of Death Valley, T1=52.0OC Current at temperature T1, I1=1.00 A Other…
Q: The density of mobile electrons in copper metal is 8.4 x 1028 m3. Suppose that / 4.7 x 1018…
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Q: Given the question statement: A. What is the maximum current in the wire? Express your answer with…
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Q: A 310-km-long high-voltage transmission line 2.00 cm in diameter carries a steady current of 1,030…
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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
Q: The density of mobile electrons in copper metal is 8.4 x 1028 m3. Suppose that i = 7.2 x 10¹8…
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Q: A proton beam in an accelerator carries a current of 140 µA. If the beam is incident on a target,…
A: Given : Current=I=140 μA Time=t=25 s
Q: The starter motor of a car engine draws a current of 180 A from the battery. The copper wire to the…
A: The current from the battery: I = 180 A;The diameter of the copper wire: d = 4.30 mm (0.0043 m);The…
Q: In the circuit shown, how much total current leaves the battery? A E O 0.0207 A O 0.0174 A O 0.0343…
A: From the given circuit diagram the resistances A, B and C are in series. So equivalent resistance is…
Q: A 270-km-long high-voltage transmission line 2.00 cm in diameter carries a steady current of 1,210…
A: Time = 30.2207 year Or Time = 30.2 year (approximately)Explanation:
Q: A 290-km-long high-voltage transmission line 2.00 cm in diameter carries a steady current of 1.230…
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Q: Suppose you have a rod of pure silicon with a diameter of 2.79cm and a length of 20.6cm. These rods…
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Q: A 320-km-long high-voltage transmission line 2.00 cm in diameter carries a steady current of 1,070…
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Q: A current of 6.00 A flows in a conductor for 5.5 s. How much charge passes a given point in the…
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Q: A high voltage transmission line of diameter 2.55 cm and length 3.42167 km carries a steady current…
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- A copper wire that is 2.70 mm in radius with density 8.94 g/cm3 has a current of 6.10 A. The molar mass of copper is 63.5463 g/mol, and each copper atom contributes one free electron. What is the drift speed of the electrons in the copper wire?Given V=IR and the current must be the same in both resistors, what is the potential difference across the 10 Q resistor is 10 N + 30 V 5Ω O 30 V O 20 V O 15 V O 10 V O 5VOne of the circuits in a portable CD player operates on a current of 2.5 mA. How many electrons enter and leave this part of the player in 1 sec?
- Copper has 8.5×1028 electrons per cubic meter. How many electrons are there in a 50.0 cm length of 12-gauge copper wire (diameter 2.05 mm)? If a current of 2.10 A is flowing in the wire, what is the average drift speed of the electrons along the wire? (There are 6.24×1018 electrons in 1 coulomb of charge.)A proton beam in an accelerator carries a current of 105 µA. If the beam is incident on a target, how many protons strike the target in a period of 16.0 s? protonsA current of 3.4 A flows through a battery for 2 minutes. How much charge passes through the battery in that time?