A generator produces 250 kW of electric power at 7.2 kV. The current is transmitted to a remote village through wires with a total resistance of 15 Ω.a. What is the power loss due to resistance in the wires?b. What is the power loss if the voltage is increased to 30 kV?

A generator produces 250 kW of electric power at 7.2 kV. The current is transmitted to a remote village through wires with a total resistance of 15 Ω.a. What is the power loss due to resistance in the wires?b. What is the power loss if the voltage is increased to 30 kV?

Inquiry into Physics

8th Edition

ISBN:9781337515863

Author:Ostdiek

Publisher:Ostdiek

Chapter7: Electricity

Section: Chapter Questions

Problem 27P: . The generator at a large power plant has an output of 1,000,000 kW at 24,000 V. (a) If it were a...

See similar textbooks

Related questions

Q: In a recording of voltages due to brain activity (an EEG), a 10.0 mV signal with a 0.500 Hz…

Q: (a) What is the resistance of a 220-V AC short circuit that generates a peak power of 96.8 kW? (b)…

Q: Can someone help me solve this problem? (a) How many Christmas tree lights drawing 5.00 W of power…

A: (a) The total power of the Christmas tree light is, The number of Christmas tree that can be…

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

Q: A digital clock has a resistance of 12,000 ohms and is plugged into a 115V outlet. a) How much…

Q: Unreasonable ResultsIn a recording of voltages due to brain activity (an EEG), a 10.0 mV signal with…

A: a) The expression for find capacitance is I=VXCXC=IVC=I2πfV Substitute values in the above equation…

Q: The generator at a large power plant has an output of 1,800,000 W at 30,000 V. a. If it were a DC…

Q: A heating coil is made from a nichrome wire of radius 0.45 mm. The coil is designed to produce 240 W…

Q: (a) What is the resistance of a 210 V AC short circuit that generates a peak power of 97.4 kW? (b)…

Q: A student in the laboratory connects a 17 Ω resistor, a 31 Ω resistor, and a 36 Ω resistor in series…

A: I=VR1+R2+R3=59 V17 Ω+31 Ω+36 Ω=0.70 A

Q: Suppose a motor connected to a 120 V source draws 10.0 A when it first starts. (a) What is its…

Q: a. What is the voltage output (in V) of a transformer used for rechargeable flashlight batteries, if…

Q: A 100 Ω resistor is connected to a 220 V, 50 Hz ac supply.(a) What is the rms value of current in…

Q: A small office building air conditioner operates on 250 V AC and consumes 3.01 kW. (a) What is its…

A: Given data: Power of the conditioner = 3.01 kW voltage of the conditioner = 250 V Need to determine…

Q: "(a) What is the resistance of a lightbulb that uses an average power of 75.0 W when connected to a…

Q: (a) What is the resistance of a 220-V ac short circuit that generates a peak power of 96.8 kW? (b)…

A: a) The required resistance is,

Q: A 190 Ω resistor is connected to an AC source with E0 = 5.00 V a. What is the peak current through…

A: The current passing through the resistor only depends on the voltage across the resistor and…

Q: A motor operating on 240 V electricity has a 180 V back emf at operating speed and draws a 12.0 A…

A: a)The expression for the current in a circuit is,

Q: A 1160 W radiant heater is constructed to operate at 115 V. (a) What is the current in the heater…

Q: The peak current through a capacitor is 2.0 A. What is the peak current ifa. The peak emf ε0 is…

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

Q: A light bulb is connected to a 240-V wall socket. The current in the bulb depends on the time t…

Q: (a)What is the resistance (in Ω) of a 240 V AC short circuit that generates a peak power of 97.5 kW?…

A: A) Vrms = 240 volts Peak power = 97.5 kW

Q: (a) How much power is dissipated in a short circuit of 240-V ac through a resistance of 0.250 Ω ?…

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

Q: The generator at a large power plant has an output of 1,800,000 kw at 30,000 v. a. If it were a DC…

Q: The peak current through a capacitor is 10.0 mA. What is the current ifa. The emf frequency is…

A: The reactance of capacitor is; XC=12πfC Let potential is V volts. So, current is given by; I=VXC…

Q: (a) How much average power is dissipated in a short circuit of 232 V AC through a resistance of…

Q: (a) What current is needed to transmit 100 MW of power at a voltage of 25.0 kV?(b) Find the power…

Q: (a) What is the voltage output of a transformer used for rechargeable flashlight batteries if its…

Q: (a) What current is needed to transmit 100 MW of power at 200 kV? (b) What is the power dissipated…

A: (a) Given: The power is 100 MW. The voltage is 200 kV.

Q: (a) What current is needed to transmit 250 MW of power at 400 kV? (b) What is the power dissipated…

Q: A toaster oven is rated at 1600 W for operation at 120 V, 60 Hz.a. What is the resistance of the…

Q: Suppose a motor connected to a 132 V source draws 18.8 A when it first starts. (a) What is its…

A: SOlution: given that V = 132 V I = 18.8 A a). to find the resistance b). the current drawn if the…

Q: 1. A 32.0-0 resistor and a 20.0-0 are connected in parallel, and the combination is applied across a…

A: Given, Resistor R1 = 32 Ω Resistor R2 = 20 Ω Voltage v = 240 V

Q: (a) What current is needed to transmit 100 MW of power at 200 kV? (b) What is the power…

Q: A small office building air conditioner operates on 250 V AC and consumes 4.49 kW. (a) What is its…

Q: A 120 volt household circuit has a 360-Watt blender and a 30ohms light connected to the source in…

A: Given that the value of voltage and power of blender and also given the value of register then we…

Q: (a) What is the resistance of a lightbulb that uses an average power of 75.0 W when connected to a…

A: The average power of the light bulb, P=75.0 W The frequency of the power source, f=60 Hz The…

Question

A generator produces 250 kW of electric power at 7.2 kV. The current is transmitted to a remote village through wires with a total resistance of 15 Ω.
a. What is the power loss due to resistance in the wires?
b. What is the power loss if the voltage is increased to 30 kV?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

(a) What is the resistance of a light bulb that uses an average power of 75.0 W when connected to a 60.0-Hz power source having a maximum voltage of 170. V? (b) What is the resistance of a 100.-W lightbulb?
Unreasonable Results In a recording of voltages due to brain activity (an EEG), a 10.0 mV signal with a 0.500 Hz frequency is applied to a capacitor, producing a current of 100 mA. Resistance is negligible. (a) What is the capacitance? (b) What is unreasonable about this result? (c) Which assumption or premise is responsible?
. The generator at a large power plant has an output of 1,000,000 kW at 24,000 V. (a) If it were a DC generator, what would he the current in it? (b) What is its energy output each day—in joules and in kilowatt—hours? (c) If this energy is sold at a price of 10 cents per kilowatt-hour, how much revenue does the power plant generate each day?
(a) How much power is dissipated in a short circuit of 240-V ac through a resistance of 0.250 ? (b) What current flows?
(a) What current is needed to transmit 100 MW of power at 200 kV? (b) What is the power dissipated by the transmission lines if they have a resistance of 1.00 Ω ? (c) What percentage of the power is lost in the transmission lines?
The generator at a large power plant has an output of 1,400,000 kW at 28,000 V. (a) If it were a DC generator, what would be the current in it? A(b) What is its energy output each day—in joules and in kilowatt-hours? J kWh (c) If this energy is sold at a price of 10 cents per kilowatt-hour, how much revenue does the power plant generate each day?
The generator at a large power plant has an output of 1,800,000 kw at 30,000 v. a. If it were a DC generator, what would be the current in it? b. What is it’s energy output each day in kilowatt hours?
The generator at a large power plant has an output of 1,800,000 W at 30,000 V. a. If it were a DC generator, what would be the current in it ? b. What is its energy output each day in kilowatt-hours ?
A toaster oven is rated at 1600 W for operation at 120 V, 60 Hz.a. What is the resistance of the oven heater element?b. What is the peak current through it?c. What is the peak power dissipated by the oven?
A heating coil is made from a nichrome wire of radius 0.45 mm. The coil is designed to produce 240 W of thermal power when connected to a source that has a potential difference of 24 V. (a) what is the resistance of the coil? (b) what current does the heating coil draw from the source? (c) what is the length of the coil?
(a) What current is needed to transmit 100 MW of power at a voltage of 25.0 kV?(b) Find the power loss in a 1.00 - Ω transmission line. (c) What percent loss does this represent?
a) What is the voltage output (in V) of a transformer used for rechargeable flashlight batteries, if its primary has 490 turns, its secondary 8 turns, and the input voltage is 119 V? b) What input current (in mA) is required to produce a 4.00 A output? c) What is the power input (in W)?