An electric hair dryer is rated at 1500 W (the average power) at 120 V (the rms voltage). Calculate (a) the resistance, (b) the rms current, and (c) the maximum instantaneous power. Assume that the dryer is a pure resistor. (The heating element acts as a resistor.)
Q: (A) (B) Pmax in R Figure 2: 2. In figure 2A the power consumed by the resistor R is ?R (a) : P = 12…
A: To determine: Power consumed by the resistor R is: P=I2R=ε2RR+r2 Whether the given statement is…
Q: Consider a series RC circuit as in the figure below for which R = 7.00 MΩ, C = 4.00 µF, and = 31.0…
A: GivenR=7 M ohm=7×106 ohmC=4.00 μF=4×10-6 Fε=31.0 V
Q: At time t = 0, an RC circuit consists of a 20.0-V emf device, a 50.0-2 resistor, and a 146.0-pF…
A:
Q: An uncharged capacitor and a resistor are connected in seriesto a source of emf. If ε = 9.00 V, C =…
A: a)Formula to calculate time constant of the circuit
Q: . Problem 6: Consider the circuit in the diagram, with sources of emf listed below Randomized…
A: The expression for the Kirchhoff Junction rule,
Q: Consider a series RC circuit for which R = 1.00 MΩ, C = 5.00 μF, and ε = 30.0 V. Find (a) the time…
A:
Q: What is the hot resistance (in Ω) of a 24 W light bulb that runs on 120 V AC? and b) If the bulb's…
A:
Q: The switch on an RC circuit is closed at t = 0.Given that E = 9.0 V, R = 99 Ωand C = 28 μF ,…
A:
Q: A 1300 W radiant heater is constructed to operate at 115 V. (a) What is the current in the heater…
A: Power, P=1300 W Voltage, V=115 V To determine(a) Current(b) Resistance(c) Thermal energy produced in…
Q: It's fairly common in electrical circuits for additional, undesirable resistances to occur because…
A: Given:- Resistance = R Additional series resistance =r Power dissipated on…
Q: A 37 µF capacitor is connected across a programmed power supply. During the interval from t = 0 to…
A:
Q: V, C = 17.0 µF, and R = 100 Ω, find the following: (a) the time constant of the circuit s…
A: Given C =17 uF = 17× 10-6 F
Q: The figure below shows a capacitor, with capacitance C = 50.0 µF, and a resistor, with resistance R…
A:
Q: An uncharged capacitor and a resistor are connected in series to a source of emf. If = 10.00 V, C =…
A: Given: Emf of battery ε=10 V Capacitance C=22 μF=22×10-6 F Resistance R=100 Ω Required: (a) Time…
Q: An uncharged capacitor and a resistor are connected in series to a source of emf. If E = 12.00 V, C…
A:
Q: An uncharged capacitor and a resistor are connected in series to a source of emf. If ε = 9.00 V, C =…
A: You didn't mention which question out of 3 we have to solve so I am solving first one. The time…
Q: The rms current in a copy machine is 5.84 A, and the resistance of the machine is 18.2Ω. What are…
A: Given: Irms = 5.84 A R = 18.2 Ω.
Q: (a) What is the resistance of a lightbulb that uses an average power of 40.0 W when connected to a…
A:
Q: (a) the time constant of the circuit ms (b) the maximum charge on the capacitor µC (c) the charge on…
A: Given emf of the source (E)=6V capacitance (C)= 21.0μF =21.0*10-6F resistance (R)= 100 ohm
Q: An uncharged capacitor and a resistor are connected in series to a source of emf. If E= 10.00 V, C =…
A:
Q: An uncharged capacitor and a resistor are connected in series to a source of emf. If & = 7.00 V, C =…
A: Given data: The capacitor C=22 μF=22×10-6 F The resistor, R=100 Ω ε=7 V
Q: For the circuit shown in Fig.a 20.0 Ω resistor is embedded in a large block of ice at 0.00°C, and…
A: The resistances 20 Ω, 10 Ω and 20 Ω are connected in parallel, The equivalent resistance when all…
Q: What is the time constant of this circuit? (b) How long will it take for the capacitor to reach 75%…
A:
Q: water
A:
Q: An uncharged capacitor and a resistor are connected in series to a source of emf. If & = 12.00 V, C…
A: emf(E)=12 Vcapacitance(C)=15μF=15×10-6FResistance(R)=100 ohm
Q: Given that & = 12.0 V, R₁ = 1.00 2, R₂ = 2.00 2, R3 = 3.00 92, and R4 = 4.00 92, calculate the…
A:
Q: A 240-kV power transmission line carrying 5.00×102 A is hung from grounded metal towers by ceramic…
A: Given Data: The voltage in the power transmission line is, V=240 kV The current in the line is,…
Q: An uncharged capacitor and a resistor are connected in series to a source of emf. If = 8.00 V, C =…
A: (a) time constant of series rc circuit is given as τ = RC τ =100x25x10-6 sec τ= 25x10-4…
Q: The figure below shows a capacitor, with capacitance C = 35.0 μF, and a resistor, with resistance R…
A: Given, Capacitance C=35μF=35×10-6 F Resistance R=40KΩ=40×103 Ω Battery voltage ε=13V This is a…
Q: An uncharged capacitor and a resistor are connected in series to a source of emf. If E = 12.00 V, C…
A:
An electric hair dryer is rated at 1500 W (the average power) at 120 V (the rms voltage). Calculate (a) the resistance, (b) the rms current, and (c) the maximum instantaneous power. Assume that the dryer is a pure resistor. (The heating element acts as a resistor.)
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
- In the circuit diagram R1 = 5R and R2 = 15R, where R = 14 Ω. The power dissipated in resistor 2 is P = 1.6 W. Part (a) What is the voltage across the battery in volts? Part (b) How much power, Ps, is the source supplying, in watts?The values of the components in a simple series RC circuit containing a switch (see figure below) are C = 1.00 μF, R = 2.00 x 106 Q2, and Ɛ = 10.0 V. At the instant 19.6 s after the switch is closed, calculate the following. (a) the charge on the capacitor q=9.99 με (b) the current in the resistor I = x nA R (c) the rate at which energy is being stored in the capacitor rate = nW (d) the rate at which energy is being delivered by the battery Pbattery nWAt time t = 0, an RC circuit consists of a 20.0-V emf device, a 66.0-0 resistor, and a 140.0-uF capacitor that is fully charged. The switch is thrown so that the capacitor begins to discharge. (a) What is the time constant z of this circuit? (b) How much charge is stored by the capacitor at t = 0.5r, 2r, and 4r? q(t = 0.5t) = q(t = 21) = q(t = 47) =
- A = 60 B = 70 C = 170 D = 7The values of the components in a simple series RC circuit containing a switch (see figure below) are C = 1.00 µF, R = 2.00 106 Ω, and = 10.0 V. At the instant 11.2 s after the switch is closed, calculate the following.(a) the charge on the capacitorq = µC(b) the current in the resistorI = nA(c) the rate at which energy is being stored in the capacitorrate = nW(d) the rate at which energy is being delivered by the batteryPbattery = nWAn uncharged capacitor and a resistor are connected in series to a source of emf. If E = 10.00 V, C = 16.0 µF, and R = 100 N, find the following: (a) the time constant of the circuit (b) the maximum charge on the capacitor μC (c) the charge on the capacitor after one time constant μC
- The figure below shows a capacitor, with capacitance C = 45.0 µF, and a resistor, with resistance R = 60.0 kN, connected in series to battery, with & = 15.0 V. The circuit has a switch, which is initially open. R (a) What is the circuit's time constant (in s)? (b) After the switch is closed for one time constant, how much charge (in C) is on the capacitor?A 24 µF capacitor is connected across a programmed power supply. During the interval from t = 0 tot = 3.00 s the output voltage of the supply is given by V(t) = 6.00 +4.00t - 2.00t² volts. At t = 0.900 s find (a) the charge on the capacitor, (b) the current into the capacitor, and (c) the power output from the power supply. (a) Number i (b) Number IA (c) Number F i Units Units Units >An uncharged capacitor and a resistor are connected in series to a source of emf. If = 10.00 V, C = 24.0 µF, and R = 100 Ω, find the following: (a) the time constant of the circuit s(b) the maximum charge on the capacitor µC(c) the charge on the capacitor after one time constant µC