What are the factors that define the transmission capacity of power lines, and how (3 factors).
Q: Macmillan Learning What current I is needed to transmit 155 MW of power over a transmission line…
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Q: Draw a series circuit with 1 light bulb and a motor running off a 3V battery. Add one open switch.
A: To draw a series circuit , consisting of : 1 Light bulb 1 motor A 3V battery 1 open switch
Q: A power transmission line is used to transmit 100 kW of power at a voltage of 10 kV with a loss of 1…
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A: Given: The number of electric lamps is 8. The power (P) of each electric lamp is 100 W. The ac…
Q: What precaution should be taken to avoid the overloading of domestic electric circuits?
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Q: 13. An average of 120 kW of electric power is sent to a small town from a power plant 20 km away.…
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Q: List one benefit and one drawback of fibre optic cables.
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Q: How much energy is being used by a transmitting station drawing 40-A from a 440-V power line in 2…
A: Given : I = 40 A V = 440 V t = 2 hours = 2(60) = 120 seconds
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Q: Draw the series and parallel RLC circuits. Write few lines about their usage in Electronics.
A: Resistor R is a component that provides resistance to the flow of current in a circuit. Inductor L…
Q: What is the power dissipated in a 20-ohm light bulb powered by a 3.0 - Volts battery?
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Q: A coil with a self-inductance of 2.0 H carries a current that I(1) = (2.0 A)sin 120xt. Find an…
A: Given, self inductance of coil L=2HCurrent I(t)=2sin120πt
Q: High-voltage power lines are used to transport electricity cross country. These wires are favored…
A: The current flows from a region of high potential to a region of low potential.
Q: how do i solve the attached electronics and circuits proof question?
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Q: V2 = 5 A 4Ω 2 1 2Ω 6Ω 10 A
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Q: =1.5) Explicitly demonstrate that equation 1.17 is true for two capacitors in series.
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Q: Why we are sometimes asked to switch off our mobile phones on airplanes and in hospitals?
A: We look into the workings of airline communications and other things to deduce the reason for the…
Q: A parallel-plate capacitor is built using two metal plates each of surface area A = 100 cm². The…
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Q: (a) What current does it draw under normal operation? (2.1A) (b) What is its resistance? (58 Ω) (c)…
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Q: b с d Lack free electrons that can move to other atoms Electrons within their atoms are strongly…
A: Introduction We define here conductor, semiconductor, and insulator as The conductor is a type of…
Q: State and explain six practical applications of eddy currents in our daily life.
A: what is Eddy current: An eddy current is a current set up in a conductor in…
Q: What physical information allows you to conclude that the lights are connected in series or…
A: In the electric circuit, there are two types of connection series and parallel. Series Connection:…
Q: Your 0.8-ohm electric fan is connected to a 220-V line. If you used this in 5 hours straight, and…
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Q: A "powerful" flashlight usually uses more than one battery. Which circuits are most likely to be…
A: To get maximum brightness or appropriate torch the battery and the bulb must be in series. Series…
Q: A color TV has a power rating of 325W. How much current does it pull from a standard 120V outlet?
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Q: 5. In the circuit on the right, the emf (voltage) of the power supply is V = 120V. Resistors R₁ =…
A: Given, The emf of the source is The resistors are
Q: Suppose the electric company charges 2.6 cents per kW-h. How much does it cost to use a 125 watt…
A: Total working time for the lamp, t=4 hours30=120 hours total power consumed is, P=pt=125 W120…
Q: Explain AC and DC (currents).
A: Amount of energy that can be carriedSafe to transfer over longer city distances and can provide more…
Q: Explain the importance of Traffic Engineering in Telecommunications and discuss the parameters of…
A: Given:- Telecommunications Traffic Engineering is the application of traffic engineering…
Q: State and define the SI unit of electrical power.
A: Electric power is the rate, per unit time, at which electrical energy is transferred by an electric…
Q: Calculate the amount of power dissipated by this electric heating element, if the generator's 2…
A: WE know power is given by, P=VI Now as per Ohms law, I=VR Substituting we get, P=V2R
Q: Physical quantity Measured value Ideal Voltage gain Actual Voltage gain Input power in watts Output…
A: Given Input voltage is 5.1 v Input current is 0.916 A Output voltage is 15v Output current is 0.166…
Q: 68 kW is to arrive at a town over two 0.060 lines. Estimate how much power is saved if the voltage…
A: Power, Resistance of the wires, Voltage is changing from 120 V to 1200 V and then back to 120 V.The…
Q: An electric eel can generate a 396-V, 0.2-A shock for stunning its prey. What is the eel's power…
A: Power is given as, Power = Voltage x Current P =…
Q: A generator produces 35 A of current at 240 V. The voltage is increased to 12,000 V using a step-up…
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Q: An 8-A electric lamp is plugged to a 110-V outlet and used for 45 minutes. How much energy does it…
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