How much current flows thru a 60 resistor in 4 minutes if it is connected to a 9V battery ?
Q: A resistor with resistance R is connected to a battery that has emf 12.0 V and internal resistance r…
A: Given data, ε=12 Vr=0.4 ohmP=80 Wwe know, P=I2R-------(1)where, I=εR+r-------(2)Putting value of I…
Q: A real battery of emf 27 V is connected to a 14 Ω resistor. As a result, current of 1.74 A exists in…
A: Here we use the formula for power dissipated by a resistor.
Q: How much current flows thru a 6 Ω resistor in 4 minutes if it is connected to a 9V battery ?
A: Given : R = 6 Ω t = 4 minutes = 4 x 60 = 240 seconds V = 9 V
Q: The battery of an electronic device has an emf of 1.6V and internal resistance of 1.46ohm. How much…
A: The circuit is as shown in the above figureVoltage of the battery, VB = 1.6 Vinternal resistance, r…
Q: Three resistors are connected in parallel to a 69.5 V battery: R1 = 8.18 N, R2 = 8.01 N and R3 =…
A: Equivalent resistance in the parallel circuit is, 1R=1R1+1R2+1R3
Q: A battery of 9V is connected in series with resistors of 0.2Ω, 0.3Ω, 0.4Ω ,0.5Ω and 12 Ω,…
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Q: A technician is troubleshooting a problem in an electrical circuit. Sevenidentical air conditioners…
A: Given data The total current flowing through the conditioners is IT = 12.845 A. The number of…
Q: A 10.0 V battery is connected to a 135 resistor. Ignoring the internal resistance of the battery,…
A: The emf(voltage) of the battery is V=10.0v and it's connected to a resistor R=135 ohms. We are…
Q: A 12-ohm resistor is connected to a 30-volt battery with an internal resistance r. While connected…
A: To determine: The value of internal resistance Given: Resistance, R=12 Ω Emf, E=30 V Rate of…
Q: A circuit loop containing an external resistor of value R = 25.0 (ohms) is connected to a real…
A: External resistance = 25 Ω Internal resistance = 1.50 Ω Emf = 20 V
Q: A cell phone operates on a V = 3.61 V battery. If the resistance within the circuitry of the phone…
A: Given: Battery voltage of cell phone, V = 3.61 V Resistance within the circuit, R = 15.4 Ω
Q: Three resistors are connected in series across a battery. The value of each resistance and its…
A: We are given value of resistances for all 3 resistors. We first find effective resistance. We then…
Q: A 30 Ω toaster consumes 560 W of power; how much current is flowing through the toaster?
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Q: When a 20.0ohm resistor is connected across the terminals of a 12.0V battery, the voltage across the…
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Q: Three resistors with resistances R1 = 2.01 ohm, R2 = 4.58 ohm, and R3 = 8.18 ohm are is series…
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Q: If the terminals of a battery with zero internal resistance are connected across two identical…
A: Let the value of resistance in each resistor be R ΩWhen two resistors are in series the total…
Q: the heating element on an electric heater dissipates 4.0 x 10^2 watts of power when connected to a…
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Q: Two identical resistors of 276 Ohms are configured in parallel and connected to a 13.3V power…
A: Write the resistance of a resistor. R=276 Ohms Write the voltage difference between the…
Q: 2V battery pushes 15 mA through a resistor how much p ower does the resistor consuime?
A: voltage =V= 2 V Current = i= 1.5 mA = 1.5 X 10-3 Amp power = p = ?
Q: A 9V battery is placed across a 180 Ω resistor. How much current flows thru the resistor ? How much…
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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 human being can be electrocuted if a current as small as 52 mA passes near the heart. An…
A: Let V be defined as voltage, R be defined as the resistance, and I be defined as the current. Then…
Q: You bought a 28.0 V battery, 20.0 Q, 64.0 Q, and 103.0 Q resistors. You decide to connect them in…
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Q: Three resistors with values of 60.0 Ω, 30.0 Ω, and 20.0 Ω, respectively, are connected in parallel…
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- Three resistors 2 $\Omega $, 4 $\Omega $ and 5 $\Omega $ are combined in parallel. If the combination is connected to a battery of emf 20V and negligible internal resistance, determine the current through each resistor, and the total current drawn from the battery.Three resistors (115 Ω, 580 Ω, and 2300 Ω) are wired together in series with a 44 V battery. What is the current through the smallest resistor? (Express your answer in A).A household circuit operating at 240 V has four appliances connected in Parallel. The resistances of the three appliances are 20 Ohm, 30 Ohm, 50 Ohm and 70 Ohm, respectively. Calculate the voltage drop across each appliance (resistance), the current flowing in each of the three appliances, and the current flowing through the battery (e.g. the power source). Calculate the power consumption of the system.
- A 27 Ω component is connected to a 12 V battery. How much energy is expended per second?A 2.2 kl and a 4.0 k2 resistor are connected in parallel; this combination is connected in series with a 1.3 k2 resistor. If each resistor is rated at 0.2 W (maximum without overheating), what is the maximum voltage that can be applied across the whole network? Express your answer using two significant figures. Vmax =Three resistors, R1 = 500 Ω, R2 = 600 Ω and, R3 = 230 Ω, are connected in parallel, and to a 12 V battery to form a closed circuit. Calculate the total current that would be measured near the battery's positive terminal, before it forks through the separate resistors.
- Calculate the electric current running through a resistor with resistance R = 10022 when it is connected through a voltage V₁2 = 8 V.A battery has an emf of 12 V. When a load resistance of 4 ohms is connected to the battery terminals, a current of 2 A flows through it. Calculate the internal resistance of this battery.An idealized voltmeter is connected across the terminals of a 15.5 V battery, and a 71.0 Ω appliance is also connected across its terminals. If the voltmeter reads 10.6 V. How much power is being dissipated by the appliance? What is the internal resistance of the battery?
- Three resistors having resistances of R1 = 1.76 Ω , R2 = 2.64 Ω and R3 = 4.84 Ω respectively, are connected in series to a 27.7 V battery that has negligible internal resistance. Find the total current through the battery, the voltage across each resistor, and the power dissipated in each resistor.An initially uncharged 4.15 µF capacitor and a 7.51 k2 resistor are connected in series to a 1.50 V battery that has negligible internal resistance. What is the initial current in the circuit, expressed in milliamperes? initial current: Calculate the circuit's time constant in milliseconds. time constant: ms How much time, in milliseconds, must elapse from the closing of the circuit for the current to decrease to 3.83% of its initial value? elapsed time: msWhen a resistor with resistance R is connected to a 1.50 V flashlight battery, the resistor consumes 0.0625 W of electrical power. (Throughout, assume that each battery has negligible internal resistance.) (a) What power does the resistor consume if it is connected to a 12.6 V car battery? Assume that R remains constant when the power consumption changes. (b) The resistor is connected to a battery and consumes 5.00 W. What is the voltage of this battery?