A resistor with a potential difference of 200 V across it transfers electrical energy to thermal energy at the rate of 3000 W.What is the resistance of the resistor?

Q: A battery with an internal resistance of 1.5 ohms  is connected in series with resistors R1 = 3 ohms…

A: Given data:  Internal resistance (r) = 1.5 Ω The battery is connected in series with two resistors…

Q: You are given a number of 16 0 resistors, each capable of dissipating only 4.1 W without being…

A: Given, Value of single resistor (R) = 16Ω Power dissipation across each resistor = 4.1 W. The total…

Q: A current of 50 mA is fed to a 100 Ω resistor. What are the potential difference and power one would…

A: Given: The current in the circuit is 50 mA. The resistance of the circuit is 100 Ω.

Q: As discussed in the chapter, a thermistor is a device whose resistance varies with temperature. At…

A: V=Voltage=1.2 VR=Resistance=10  kΩ

Q: You are given a number of 31 Q resistors, each capable of dissipating only 1.5 W without being…

A: The minimum number of such resistors is 9.

Q: A resistor with a 15.0 V potential difference across its ends emits thermal energy at a rate of 327…

A: Let the value of resistance be R ohm . Than power dissipated by the resisitor R with potential…

Q: You are given a number of 33 2 resistors, each capable of dissipating only 2.7 W without being…

A: Given: The number of resistors with resistance 33Ω The resistors dissipate the power of 2.7 W To…

Q: The resistor R in Figure P18.58 dissipates 20 W of power.Determine the value of R.

A: Apply the Kirchhoff’s Law from the leftmost loop in the given FIG

Q: A 50 μF capacitor that had been charged to 30 V is discharged through a resistor. Figure shows the…

A: The voltage of a discharging of a capacitor at any time t is given by the formula  V=V0e-tRCV0 is…

Q: First, a real battery is connected to a load R1 = 1.7 Ω, then the same battery is connected to…

A: Given: The given load resistances are R1=1.7 Ω, and R2=0.5 Ω. The power loss across each resistor is…

Q: The power dissipated by a resistor with a resistance of R = 100 Ω is P = 2.0 W . What are the…

A: Given: resistance, R = 100 Ω power dissipated through the resistor, P = 2.0 W

Q: A resistor draws 60 W power then connected across a potential difference of 120V. What power does…

A:

Q: A resistor gains 3 Joules of heat in 30 seconds when a current is sent through it. What is the…

A: Given data:  Gain in Heat Energy (ΔE) = 3 J Time interval (Δt) = 30 s Required: The average power…

Q: You are given a number of 33 0 resistors, each capable of dissipating only 1.3 W without being…

A: Given, resistance, R = 33 Ω Power dissipated across each resistor, P1 = 1.3 W Power dissipated…

Q: A 200 μF defibrillator capacitor is charged to 1200 V. When fired through a pa- tient's chest, it…

A: Let initial charge = QAfter , the final charge Q(t) = 0.05 Q (Since, 95 % lose)Voltage Capacitor…

Q: A lightbulb has a resistance of 280 N when operating with a potential difference of 80 V across it.…

A:

Q: A capacitor with capacitance C = 2.5 µF is charged to a voltage V = 5V. It is then discharged…

A: The capacitance of the capacitor is 2.5 μF. The resistance of the resistor is 100 Ω. The charged…

Q: A copper wire has a resistance of 0.500 22 at 20.0°C and an iron wire has a resistance of 0.525 22…

A: Given that-Initial resistance of the copper wire, R0Cu= 0.500ΩInitial resistance of the iron wire,…

Q: A certain brand of hotdog cooker works by applying a potential difference of 120V across opposite…

A:

Q: rent of 200mA flows through a 4kΩ resistor. What is the potential difference across the resisto

A: Given, Current, I = 200 mA = 0.2 A Resistance, R = 4kΩ = 4 × 103 Ohm = 4000 Ohm According to ohm’s…

Q: R1 R1 R2 E3 E1 R1 R1 2. Based on the figure above, if the resistors are given a value of R1 = 1N and…

A:

Q: An initially uncharged capacitor of 762 x 10^-6 F is connected to a resistor. When the circuit is…

A: SOlution: given that C = 762 x 10^-6 F t = 7.32 s  for capacitor to become 77.9% fully charged.

Q: In a circuit, the potential drop across the 10 resistor is 100 V. What is the current through the…

A: Given, Resistance of the circuit, R = 10 Ωpotential drop across the resistor, V = 100 V

Q: You are given a number of 14 Q resistors, each capable of dissipating only 4.0 W without being…

A: Solution: Given that the resistance of each resistor is 14 ohms. Let there are n resistors that are…

Q: The resistance between two well-separated points on the human body is about1.5 x 10. If a potential…

A:

Q: An electric iron consumes energy at a rate of 840 W when heating is at the maximum rate and 360 W…

A: Write the expression for power output. When heating at maximum rate. Use equation (I) to find the…

Q: You are given a number of 340 resistors, each capable of dissipating only 3.0 W without being…

A: Given Resistance, R = 34Ω  Maximum Power dissipation, Pmax= 3.0 W Therefore, Maximum current, Imax =…

Q: You are given a number of 16 Ω resistors, each capable of dissipating only 2.0 W without being…

A: In this question we are given with a number of 16 Ω resistors, each capable of dissipating only 2.0…

Q: O N resistor has 2.0 V of potential difference across it. What is the power dissipated by the stor?…

A: Given Resistance R = 10 ohm  Potential difference V = 2 V

Q: The power rating of a resistor is the maximum power it can safely dissipate without being damaged by…

A:

Q: minimum number of such resistors that you need to combine in se capable of dissipating at least 10.4…

A: Given Power of each 24 Ω resistor, Peach=3.4 WResisors capable of dissipating at least , P=10.4 W

Q: You are given a number of 11 Q resistors, each capable of dissipating only 2.6 W without being…

A: Given Value of each resistor (R) = 11ΩPower dissipated by each resistor =2.6 WRequired power = 6.5 Ω

Q: A battery of 12 V and internal resistance (1) is connected to a load resistor R= 20. The potential…

A: Given that,Voltage : V = 12 (V)Resistance : R = 2 (Ohm)Potential difference : V = 10 (V)Here we need…

Q: Light bulb A is rated at 60 W and light bulb B is rated at 100 W .Both are designed to operate at…

A:

Q: A resistor of 1.8 k has a potential of 4.0 x 10^2 V. a) What is the current through the resistor? b)…

A:

Q: A certain resistor has a current of 1.8 A when a potential difference of 120 V exists across the…

A:

Q: A 150 W heating coil (like a light bulb) is designed to operate from 125 V. The coil is made from a…

A:

Q: 8. The resistance R and temperature T for an electric conductor is given as R =r +aT with r as the…

A: dependence of resistance (R) on the temperature is given as : R = r + aT where r is the resistance…

Q: A 45 μF capacitor with an initial energy of 0.2 J is discharged through a 8 MQ resistor. What is the…

A: The capacitance of the capacitor, C0=45μF The initial energy of the capacitor, U0=0.2 J The…

Q: Thermal energy is produced in a resistor at a rate of 148 W when the current is 2.57 A. What is the…

A: Power dissipated as heat is: P=i2Rfor RR=Pi2

Q: A potential difference of 120 V is applied across a resistor of unknown resistance. If the heat…

A:

Q: You are given a number of 43 2 resistors, each capable of dissipating only 1.9 W without being…

A: Given : R=43 Ω              P=1.9 W              Pnet=7.1 W   Let us assume that there are 'n'…

Q: 0.058 A of electric current is passing through a resistor, and the voltage across the resistor is…

A: