What is the internal resistance of an automobile battery that has an emf of 12.0 V and a terminal voltage of 15.0 V while a current of 8.00 A is charging it?
Q: A real battery with emf 12.4 V and internal resistance 2.90 Ω is connected to a resistance of 5.35…
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Q: A circuit contains four resistors. Resistor ?1R1 has a resistance of 55.0 Ω , resistor R2 has a…
A: given R1=55 ohmR2=111 ohmR3=71 ohmR4=153 ohmV=45 V
Q: When a 20.8-Ω resistor is connected across a 15.6-V battery, a current of 500 mA flows. What is the…
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Q: Three resistors, R1 = 17.3, R2 = 13.2, R3 = 78.0, are connected in series across a 16.6 V battery.…
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Q: A battery has an emf of 10.0 V with an internal resistance of 0.0400 Q. Its terminals are connected…
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Q: Three resistors- R1= 25ohms, R2= 40ohms, and R3=35ohms are connected to a 12-V battery. The internal…
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Q: When two resistors are wired in series with a 12 V battery, the current through the battery is 0.30…
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Q: The emf of a battery is 12.0 volts. When the battery delivers a current of 0.500 ampere to a load,…
A: Given data: The emf of battery is ε=12.0 V. The current delivered to load is I=0.5 A. The potential…
Q: A battery with terminal voltage ΔV = 2.6 V contains E = 2.6 kJ of energy. It is connected to a P =…
A: The objective of the question is to find the resistance of the light bulb and the time the battery…
Q: On a cold day a battery has a terminal voltage of V₁ = 12.3 V and an internal resistance of…
A: The terminal voltages of the battery are 12.3 V on a cold day and 11.64 V on a warm day, along with…
Q: In (Figure 1) the battery has emf 43.0 V and negligible internal resistance. R1 = 7.00 Ω . The…
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Q: The potential difference across the terminals of a battery is 50.0 V when the circuit is open. When…
A: Given, Emf of battery, ε=50 V Current in circuit, I=2 A Potential difference across battery, V=16 V
Q: A capacitor is charged to a potential of 12.0 V and then connected to a voltmeter having an internal…
A: Write the given values with the suitable variables. V0=12 VR=3.4 MΩ=3.4×106 Ωt=4 sV=3 V Here, V0, R,…
Q: As an auto mechanic, you need to determine the emf and internal resistance of an old battery. You…
A: Given: Reading on voltmeter = 11.8 V Reading on ammeter = 19.5 A
Q: A heart pacemaker fires exactly 73times a minute. Each time it fires, a 35.0 nF capacitor is charged…
A: Capacitance = C = 35 nF Charge in capacitor = 0.682 times its full voltage Time taken = 60 sec73
Q: When a battery is connected to a load with a resistance of 40.0 Ω, the terminal voltage is 24.0 V.…
A: Let battery is having emf E and internal resistance r . Circuit -1 -When battery is connected to a…
Q: An auto mechanic needs to determine the emf and internal resistance of an old battery. He performs…
A: An old battery measurement by the voltmeter is 11.7VThe ammeter reading is 17.1A
Q: A 10.0 V battery is connected across two resistors in series. If the resistods have resistances of…
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Q: A and B. Battery A has an e.m.f. of 150 V and an internal resistance of 8.5Ω , and the corresponding…
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Q: An auto mechanic needs to determine the emf and the internal resistance of an old battery. He…
A: emf= 11.9 V Internal resistance = 0.7484 ohm.Explanation:Step 1:Step 2:
Q: A circuit contains four resistors. Resistor R1 has a resistance of 47.0 ohm , resistor R2 has a…
A: In general if resistor are connected end to end with one another then the combination is referred as…
Q: You connect five identical resistors in series to a battery whose EMF is 12.0 V and whose internal…
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Q: An auto mechanic needs to determine the emf and internal resistance of an old battery. He performs…
A: Emf=11.8v Current=17.7A
Q: A battery has an emf of 15.0 V. The terminal voltage of the battery is 9.6 V when it is delivering…
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Q: A battery has an emf of 15.0 V. The terminal voltage of the battery is 11.4 V when it is delivering…
A: a) We know that power P= V2/R R= 11.42/16 R= 8.12Ω
Q: A 50 v battery with an internal resistance of 5 ohms has a terminal voltage of 45 v when attached…
A: Given: The emf of the battery is 50 V. The internal resistance of the battery is 5 ohm. The terminal…
Q: A battery having a voltage of 3.00 V is connected through a rheostat to a uniform wire 100 cm long.…
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Q: A 12.0 V emf automobile battery has a terminal voltage of 16.8 V when being charged by a current of…
A: Emf , e = 12 V Terminal voltage , V = 16.8 V Current , I = 11 A mass , m = 20 kg Power , P = 52.8 W…
Q: A combination of two parallel resistors of 12.0 ohms and 6.00 ohms is connected in series with a…
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Q: The terminal voltage of a battery is 13.5 v when 5 A current enters its positive terminal, but when…
A: It is given that, Terminal voltage of the battery = 13.5 V Current, I =5A
Q: 1. A battery has an emf of 14.0 V and an internal resistance of 0.08 N. Its terminals are connected…
A: Given, Emf = 14 V Internal resistance r = 0.08 ohm Load resistance R = 3 ohm
Q: (a) What is the terminal voltage (in V) of a large 1.90 V carbon-zinc dry cell used in a physics lab…
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