An electric motor on an airplane operates on 31 volts and draws a current of 5 amperes.a. What is the power consumption of the motor?

Q: A 60 W electric bulb is connected to a 120 V power line. What is the magnitude of current passing…

A: Given- Power of bulb (P) = 60 W Connected volt (V) = 220 V

Q: A student in the laboratory connects a 140 resistor, a 28 resistor, and a 32 Q resistor in series…

A: (a) The resistors are connected in series. Thus the equivalent resistance will be, R=R1+R2+R3   =14…

Q: A 1250 W radiant heater is constructed to operate at 115 V. (a) What is the current in the heater…

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Q: e the resistance for current that

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Q: A 55” TV draws 0.500 A of current when connected to 120 v.  (a) How many watts of electricity does…

A: P=IV=0.500 A120 V=60 W

Q: A cauterizer, used to stop bleeding in surgery, puts out 1.98 mA at 16.5 kV. (a) What is its power…

A: Given that the cauterizer used to stop bleeding in surgery puts out current (I)=1.98mA=1.98×10-3A at…

Q: How much current will an electric bulb draw from a 220 V source, if the resistance of the bulb…

A: (a) According to Ohm’s law.   Substitute, 220V for voltage, and 1200 ohm for resistance.

Q: 1. Three 10 ohm resistors are connected in parallel to a 12 V battery. a. How would the total…

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Q: A typical cellular phone consumes an average of about 1.32 W of electrical power and operates on…

A: Given data: The average power consumed by the cellular phone is, P =1.32 W The voltage required is,…

Q: The energy in the capacitor is delivered by placing paddles on either side of the victim's heart as…

A: a)Assume that the capacitance is 50µF and voltage is  5000VThen, charge is given by

Q: A 75-W light bulb is turned on. It has an operating voltage of 120 V. (a) How much current flows…

A: Given,                       power of bulb (P) = 75 W            operating voltage (V)= 120 volt…

Q: An electric heater with a current of 6.0 A is connected to a 120 V source for 10 minutes.  a) How…

A: Current = I = 6 A Voltage = V = 120 V Time = t = 10 minutes = 600 s Part A. Energy used will be…

Q: A laptop battery has an emf of 10.8 V. The laptop uses 0.70 A while running.a. How much charge moves…

A: The current I is defined as the charge flowing through a conductor per second, i.e, Here q is the…

Q: A flashlight uses batteries that add up to 3 V and has a powerr output of 0.0005KW.  A) how much…

A: The data given is as follows, 1. The voltage is, Vb=3V 2. The output power is, P=0.0005 kW=0.5 W The…

Q: The power rating of a light bulb is the power it dissipates when connected across a 120 volt…

A: Given that, Power (P)= 100 W Potential difference (V)= 120 Volt We know that, P= V²/R   -----(1)…

Q: The heating element of an iron operates at 110 V with a current of 14 A. (a) What is the resistance…

A: The voltage, current and resistance of a circuit are related as V = iR, where V = the voltage, i =…

Q: Two resistors with values of 30 and 49, respectively, are connected in parallel and hooked to a 17 V…

A: Solution: R1 =30 ohm R2 = 49 ohm Voltage = 17 V

Q: A 1450 W radiant heater is constructed to operate at 115 V. (a) What is the current in the heater…

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Q: 12.5 C of charge flows through a 5 k Ω resistor in 8 minutes. (a) what is the electric current that…

A: Given: charge q = 12.5 C resistance R = 5k ohms = 5*103 ohms time t = 8 minutes=8*60 =480 seconds…

Q: A 60-Ω resistor has a voltage difference of 3 V across its leads. a. What is the current through…

A: Ohm's law defines the relationship of the voltage, resistance and current of circuit and is given by…

Q: A 70 W electric blanket runs at 18 V.a. What is the resistance of the wire in the blanket?b. How…

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Q: A student in the laboratory connects a 14 Ω resistor, a 23 Ω resistor, and a 33 Ω resistor in…

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Q: D. and kept on for 50 min. The amount of energy transferred to the room by the heater is A 2-kW…

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Q: An electric motor does a mechanical job of 10,000 J in 30 seconds. The current which runs through it…

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Q: A television set connected to a 120-V outlet consumes 21 Wof power. (a) How much current flows…

A: a) The expression for find current flows through television is I=PV Substitute values in the above…

Q: Some makes of older cars have 6.00-V electrical systems. (a) What is the hot resistance of a 30.0-W…

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Q: A certain flashlight operates on a two 1.5v batteries connected in series. The lamp draws a current…

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Q: A 60W lightbulb in your house is left on for 42 minutes while you do some of your homework. The…

A: The power of the bulb is P=60W. The voltage V is equal to the 230V. Calculate the current flowing in…

Q: An electric motor on an airplane operates on 24 volts anddraws a current of 10 amperes.a. What is…

A: Given data:  Voltage (V) = 24 V Current (I) = 10 A Required: The power consumes by the motor

Q: student in the laboratory connects a 13 Ω resistor, a 24 Ω resistor, and a 38 Ω resistor in parallel…

A: Given Data: The value of resistance of resistors is R1 = 13 Ω. The value of resistance of resistors…

Q: The amount of charge that passes through the filament of a certain light bulb in 2 seconds is 1.67…

A: Given in question:   Charge(Q) = 1.67 Coulomb                                         Time(t) = 2…

Q: An electric motor on an airplane operates on 31 volts anddraws a current of 11 amperes.a. What is…

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Q: What is the power of a 115 MV lightning bolt having a current of 24,000 A? W

A: Given data:  Voltage (V) = 115 MV = 115×106 V Current (I) = 24000 A Required: Power (P)

Q: A 25-W light bulb is turned on. It has an operating voltage of 120 V. (a) How much current flows…

A: I=PV=25 W120 V=0.208 A

Q: A car battery has ε = 12 V. When the car’s starter motor is running, the battery current is 320 A.…

A: The expression for power, P=VI

Q: An electric skillet is rated at 0.61 kW when connected to a 120 V source. (a) What current (in A)…

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Q: A 550 W toaster is plugged into 120 v wall socket.  (a) What is the current drawn by the toaster?…

A: a) The expression for find current drawn by the toaster is P=VII=PV Substitute values in the above…

Q: e current in an electric lamp is 5 amperes.How much the charge (in coulomb) will flow towards its…

A: given current I = 5 amp time = 6 min = 360 sec

Q: 5. An electric heater with a power of 1.5 x 10³ W, a 750 W toaster and iron 1000 W. All three are…

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Q: he generator at a large power plant has an output of 2,000,000 kW at 23,000 V. (a) If it were a DC…

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Q: In the filament of a certain light bulb, The amount of charge that passes through it is 3.265 C in 2…

A: Current is defined as the rate of flow of charge, if a total charge, 'q' is flowed in time 't', then…

Q: The heating element of an electric dryer is rated at 4.1 kW when connected to a 240 V line. (a) What…

A: Power, P = 4.1 kW Voltage, V = 240 V  (a) Let the current is I.  P = V I 4100 = 240 x I  I = 17.1 A…

Q: A student in the laboratory connects a 17 Ω resistor, a 26 Ω resistor, and a 34 Ω resistor in…

A: Write the given values of this problem. R1=17 ohmR2=26 ohmR3=34 ohmV=46 V

Q: A 2.2 kW stove burner operates on a 240 V household circuit. (a) Calculate the current total the…

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Q: A typical cellular phone consumes an average of about 1.26 W of electrical power and operates on…

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