EXTRA CREDIT A Watt (unit of power) is Joules of Energy consumed per second. What is the total energy consumed by a resistor burning 20 Watts of power for 5 seconds? Joules

Q: R1 125 RB 1.5. Vs | SiliconD1 5 0.7 (+ 1

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Q: 100 volt bulb has a resistance of 500 ohms. The number of hours it can work for every Wh of energy…

A: Power consumed by the bulb =Voltage2Resistance Energy = power(watts)*time(hours) Wh

Q: MCQ: Power of machine when work done is 30 J in a time interval 5 seconds will be 120 W 125 W

A: Given data, Work done W = 30 J, Time interval, t=5 sec.

Q: + 5V 470 ohm 100 ohm 1000 ohm How to calculate the power dissipated on 1K ohm

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Q: What will be the value of thermal voltage for Ge at 400 K? Show detailed calculation please.

A: The thermal voltage (Vt) for any semiconductor is defined in the following way:

Q: 1. what is the resistance of a component having no continuity? 2. the rating of a storage battery…

A: Component with no continuty means there is a some open circuit in it .  We know that in open circuit…

Q: the cost of using a 5 horsepower motor for 2 hours if the rate is 9 cents per kWh

A: In this question we will find cost of motor..

Q: V2 No R2 FRI V3 Is手R キRo No V. Rs 幸&

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Q: What is the thermal efficiency of an energy conversion machine if it requires 1100 joules of energy…

A: Given Energy conversion machine requires 1100 joules of energy input and produces 920 joules of…

Q: 4. In a certain circuit current flowing through a resistor 330k ± 5% is measured as 0.01515 A with…

A: Given,Resistor value, R=330kΩ±5%Current, I=0.01515 with 0.0000144 A

Q: The potential energy for 2,000 m3 of water stored in dam at a height of 20 m is. PE = 4*10E(4)…

A: Potential energy =mass m *  acceleration due to gravity * height of water  But mass m = density of…

Q: Which of the following is not a unit of power? a. W b. J/s c. N m/s d. HP e. kg m/s

A: According to question, Which of the given units is not a unit of power?

Q: ow much energy does a 5hp mot

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Q: Convert 1400 watts into equivalnt Horsepower (Hp).

A: In this case, 1400 W is to be converted into its equivalent Horsepower (Hp).

Q: How is the storage battery rated in capacity? a. volts b. watts c. amperes d. ampere-hour

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Q: Convert 3000 W into the equivalent Btu/hour. Show all the steps.

A: The relation between watts (W) and Btu/hour can be expressed as 1 W=3.4121 Btu/hour

Q: How to convert Mechanical Horsepower to Watt? Convert 2.55 Hp to watts

A: The relation between the mechanical horsepower (Hp) and watts (W) is given as 1 Hp=746 W In this…

Q: How much current is produced by 60 volt across 12 kilo ohms.

A: By ohms law V= IR R = 12k V= 60V I = V/R

Q: Question: A battery is charged from a constant dc source of 220 V through a chopper. The dc battery…

A: First find the output voltage in each case and using input output voltage relation calculate duty…

Q: What is the thermal efficiency of an energy conversion machine if it requires 1210 joules of energy…

A: Efficiency given by  % n = useful heat energy/ input energy or required energy ×100

Q: The unit of the heat rate is million Btu per hour million Btu per MW million Btu per MWhr O hour per…

A: What is unit of the heat rate?

Q: The electrical Energy consumed by a 200 W electric bulb in 3 hours is equal to Watt-Hour

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Q: Power is defined as ........ O Joules transferred per second O Speed of electrons O Energy of…

A: In this question, we will define power ..

Q: What is the cost of using a 10HP motor for two hours if the rate is P50.00 per kWhr ? If…

A: Given, Power rating of motor = 10 Hp                                     = 10×0.75=7.5 kW Operating…

Q: What have you observed in the behavior of the elements? Did the lamps light up? Explain.

A: For the given series connection of Bulb, the behavior of the elements needs to be analyzed.

Q: How many joules does a 60w light bulb consume in 1 hr.?

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Q: How much current is produced by 60 volts across 12 kilo ohms.

A: Given Voltage, V = 60V Resistance, R = 12K ohms = 12*103 ohms Current, I is to find

Q: Calculate the equivalent resistance: 1. The current (in mA) at the terminal of automobile battery…

A: To calculate charge we will do integration of current . Integration of current will be equal area…

Q: For the circuit shown in the given figure, determine the power absorbed by the resistor R = 6 Q. R…

A: Given circuit: Resistance, R=6 Ω.

Q: 8. Calculate the power across each 10 ohm resistance. 10 ohm 10 ohm 100 V

A: we need to determine power across the each 10 ohm resistor.

Q: The average electrical power usage for an American home is approximately 2000 watts. Approximately…

A: In these questions,  We need to choose the correct options We know Energy E= Power × time Capacity…

Q: The filament in an incandescent light bulb is made from tungsten (resistivity 5.6 x 10-8-m). The…

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Q: Determine the value of a resistor marked as: *R22G *4K7F *100KJ *6M8M

A: here we have to find the resistance values.

Q: What is the thermal efficiiency of an energy conversion machine if it requires 1 180 joules of…

A: Input energy Ei= 1180J Output energy Eo= 740J Thermal efficiency?

Q: What is the equivalent of 722 Hp into watts?

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Q: If a 200 W bulb is ON for 8 hours then how much do you pay for electricity consumed by the bulb if…

A: Given power rating of bulb = 200 watts and runs for 8 hours .  Energy consumed = power * time

Motor Load, Torque, and Power Quality Requirement

An electric motor is a gadget that changes electrical energy into mechanical energy over to follow up on a mechanical burden. The weight set on the motor because of this mechanical movement is known as motor load. Appropriately matching the motor burden to the engine is vital to forestall harm to the engine or wasteful and unnecessary expensive activity. Engines perform such undertakings as moving a thing starting with one spot then onto the next, cutting it, changing its shape, etc. The motors might be evaluated as far as a few variables including power yield, voltage, current, and temperature. Harm to an engine might happen when it is worked under over the top engine load contrasted with its appraised limit.