Explain AC generator.

Q: For an AC Generator, describe how an induced current is produced.

A: ways to induce current -1) by moving a coil in M.F.→current can be induced either by moving it in a…

Q: How can you compare alternating current (AC) and direct current (DC)?

A: Introduction :- Here we have to tell the difference between the direct current and alternating…

Q: What is needed so that we can use the AC power source in appliances that requires only low AC power?

A: Transformer is device which can be two types according to its working. If a transformer convert high…

Q: The plug-in transformer for a laptop computer puts out 7.20 V and can supply a maximum current of…

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Q: An ac generator is connected to a device whose internal circuits are not known. We only know current…

A: Given data: AC current: I=0.5Acos120πt+π4 AC voltage: V=170Vcos120πt

Q: The output current of a transformer in which the voltage is stepped down is usually higher than the…

A: In case of step-down transformer, number of turns in secondary coil is less than that of number of…

Q: 22. The graph shows the variation with time of the output voltage V for the rotating coil generator.…

A: The output voltage of the rotating coil generator is, E=NPZϕ60 A   here N is the rotational speed of…

Q: Give difference between AC generator and DC generator.

A: Sl. No.Differentiating PropertyAC GeneratorDC Generator1DefinitionAC generator is a mechanical…

Q: 5. In an electric circuit containing inductors, the largest induced voltage usually occurs is opened…

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Q: Suppose you wanted to design an LC circuit with a frequency of 0.01 Hz. What problems might you…

A: The impedance of the LC circuit can be expressed as

Q: circuits

A: Ohm's law is one of the fundamental relationships that is found in maximum electronic circuits.…

Q: Explain what causes physical vibrations in transformers at twice the frequency of the AC power…

A: In a transformer, there is a primary section from which input is given and a secondary section from…

Q: a potentian transformer is desired to allow safe reading on a 4600 v line.  what voltage ratio of…

A: Safe voltage= Vmax= 4600 volt secondary voltage of transformer = 120 volt      (generally considered…

Q: List any three industrial applications of DC motors.

A: A DC motor or direct current motor is a device which converts direct current electric input into…

Q: State two disimilarities and two similarities between a dc motor and an ac generator.

A: dc motor and an ac generator have electromagnets and armature etc. and the external circuit of both…

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: What are AC generators and transformers?

A: AC generators: AC generators are also known as alternators which converts mechanical energy into…

Q: the direction of rotation for the following AC generator S 4. right 5. clockwise 6. counterclockwise…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: State two ways to produce a higher emf in an ac generator?

A: The two ways to produce a higher electromotive force (emf) in a ac (alternating current) generator…

Q: What exactly does a step down transformer step down?

A: Step down transformer is used to drop the voltage from higher voltage to low voltage.

Q: Which of the following 120 V ac device costs more to operate: (a) One that draws an rms current of…

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Q: What determines the frequency of ac produced in a generator?

A: The frequency of a.c,

Q: Explain alternating current (ac)?

A: Alternating current

Q: explain why a transformer may be operated only on AC?

A: Transformer works only in a.c because it works on the principle of the rate of change of magnetic…

Q: The expression for current in a RL circuit is I=I0(1-exp(-t/T)). Derive an expression for current in…

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Q: A plug-in transformer, as shown, supplies 9.00 V to a video game system.      (a) How many turns are…

A: a. the number of turns in the secondary coil can be calculated from the transformer equation.

Q: What is the difference between AC power supply and DC power supply?

A: AC  stands for alternating current whereas DC stands for direct current.

Q: Using the loop rule, derive the differential equation for an LC circuit

A: The LC circuit is shown as, Initially, capacitor was charged, and the i=stored in it was Q0. As we…

Q: Explain Faraday’s Law?

A: When a conductor is put in a varying magnetic field, an electromotive force is generated. If the…

Q: Why do we use AC voltages in our households over DC?

A: AC voltages are used for n households over DC as these are capable of converting voltage level from…

Q: Explain RLC circuit?

A: To be very basic, an RLC circuit primarily consists of 3 components that are, a resistor, an…

Q: Explain how a generator can create current in a wire?

A: This question is based on Electromagnetic induction topic. The emf induced in the generator is given…

Q: Suppose the speed of rotation of the coil in an AC generator is doubl happens to the amount of…

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Q: Is the current that is produced by a common generator ac or dc?

A: There are several types of common generator,Gasoline generator,Diesel generator,Bio diesel…