x

How is a thyristor used to convert AC to DC?

123 views

1 Answer

Answer :

thyristor
Like 0 like

Please log in or register to answer this question.

Related Questions


2.6k views 0 answers



Can transformer convert AC to DC?
Last Answer : No, Transformer cannot convert AC to DC.

Show More

3.0k views 9 answers




Last Answer : Igbt alone cant convert dc to ac. igbt half bridge or full bridge or three phase topology could be used to convert dc to ac. also igbt gates should be driven by microcontroller or pwm/spwm gate driving signals ... e4(-) and g4 c2e1 and c4e3 pins are AC output pins. its name is igbt inverter.

Show More

187 views 1 answer




Last Answer : Yes ,it is one of the main advantage using thristors as a  switch in DC  circuit ,it has a high current gain

Show More

161 views 2 answers




Last Answer : NO IT ONLY CONVERT FROM AC TO DC BECAUSE DIODE WHICH ARE USED IN IT, ARE UNIDIRECTIONAL.

Show More

149 views 2 answers




Last Answer : IT CHANGES NEGATIVE CYCLE IN TO POSITIVE CYCLE FROM AC CURRENT.

Show More

139 views 2 answers



An unshielded moving iron voltmeter is used to measure the voltage in an AC circuit. The stray DC magnetic field having a component along the axis will be  (1) unaffected (2) decreased (3) increased (4) either decreased or increased depending on the direction of the DC field
Last Answer : An unshielded moving iron voltmeter is used to measure the voltage in an AC circuit. The stray DC magnetic field having a component along the axis will be either decreased or increased depending on the direction of the DC field

Show More

344 views 1 answer



State the modification to be done in dc series motor to work satisfactorily as ac series motor. State applications of ac series motor.
Last Answer : Modifications are necessary in a dc series motor so that it operates satisfactorily on ac supply. The modifications are as follows:  1) AC series motor is built with a few field turns as ... and grinders 5) High speed vacuum cleaners 6) Sewing machines 7) Food processors 8) Drilling machine 

Show More

387 views 1 answer



Compare the AC and DC Arc lamps.
Last Answer : AC Arc Lamp DC Arc Lamp Cross section area of electrode is same Cross section area of electrode is positive rod is twice that of negative rod Series inductor is used for stability ... supply is used for DC arc lamp Luminous efficiency is less Luminous efficiency is high

Show More

253 views 1 answer



What is the advantage of AC over DC electrical transmission?

Show More

82 views 0 answers



Why are DC motors used in trains and not AC motors ?
Last Answer : The reason is torque. torque is inversely proportional to speed..i.e when th knowe train comes to rest position to motion.. initial speed is zero..so it requires high starting torque for ... current will flow through field and armature coils then maximum torque is available at the intial condition.

Show More

164 views 1 answer



Why is AC considered more efficient than DC?
Last Answer : Ac is more efficient than dc because it is easy to maintain and change the voltage of ac for transmission and distribution purpose. Plant cost of ac transmission is much lower compared to dc transmission. When fault occurs it is easy to interrupt ac supply.

Show More

100 views 1 answer



Which is more dangerous AC or DC and why ?
Last Answer : Dc is more dangerous than Ac because in Ac the voltage  will varies but in dc the constant voltage 

Show More

152 views 2 answers



What is the conversion between. AC to AC ? DC to DC? AC to DC? DC to AC ?
Last Answer : 1.ac to ac is regulation 2.dc to dc is chopper 3.ac to dc is rectifier 4.dc to ac is inverter

Show More

101 views 1 answer



Is the power line voltage available in our homes a dc or an ac voltage?
Last Answer : The power line voltage available in our homes is AC. Mobile dwellings are the most commonly DC-supplied homes and even then they tend to include AC supply for heavier loads.

Show More

5.2k views 1 answer



Do you think is DC better than AC to transmit energy?
Last Answer : In Long distance DC transmission will be better in cost. It requires more equipments for flexiblity In short distance AC transmission is better in  cost. It is more Flexible

Show More

468 views 2 answers



Distinguish between AC and DC.
Last Answer : Particulars Direct Current Alternating Current Definition It is the current whose magnitude and direction do not change with respect to time. It is the current whose ... system, electroplating, Battery charging, Traction. AC machines, Domestic and industrial supply.

Show More

464 views 2 answers



The main advantage of AC over DC is:  (A) Conversion flexibility from one voltage level to other (B) AC can be easily converted into DC by using a rectifier (C) AC is easy to maintain & can be easily distributed at long distances (D) All of the above
Last Answer : Ac is easy to maintain and ac can be easily converted to dc by rectifier .There is no commutator for conversion in ac that's why ac machines are weight less and more efficiency.ac machines occupy less space than dc .

Show More

144 views 2 answers



Which of the following motors can run on both AC and DC? A) Universal motor B) Dual wattage motor C) Flexible motor D) All the above
Last Answer : Which of the following motors can run on both AC and DC? A) Universal motor B) Dual wattage motor C) Flexible motor D) All the above

Show More

186 views 1 answer



What is the difference between an AC and DC generator?
Last Answer : The generator which generates DC voltage is called DC generator and generator which generates AC voltage is called AC generator (or) Alternator. In DC generator armature is rotated and field winding ... generator. A DC generator can generate low voltages but an AC generator can generate upto 11kv.

Show More

317 views 1 answer



Do cell phones use AC or DC current?
Last Answer : DC of course.

Show More

210 views 2 answers



Is current from a battery AC or DC?
Last Answer : The current from the battery is DC

Show More

135 views 2 answers



Is electricity generated in AC or DC?
Last Answer : Electricity   is  generated  in  AC.

Show More

131 views 1 answer



What is the difference between AC and DC drive?
Last Answer : AC means alternating current It's Frequency is 50hz Dc means direct current ItsI Frequency is 0Hz

Show More

156 views 1 answer



What is the use of AC and DC drives?

Show More

84 views 0 answers



Is it AC or DC electricity in the home?
Last Answer : Obviously its A.C

Show More

200 views 4 answers



are AC and DC resistances same?
Last Answer : Resistance is the ability of a circuit or element (which is called resistor) to oppose current. Examples of Resistors with the ability of high resistance are Wood, Air, Mica, Glass, Rubber, Tungsten ... constant. Therefore, only the original resistance of wire comes into play. they are not the same

Show More

82 views 1 answer




Last Answer : Induction motor is a AC motor it is also known as asynchronous motor .

Show More

101 views 1 answer



Thyristor can be protected from over voltages by using
Last Answer : Thyristor can be protected from over voltages by using Voltage clamping device

Show More

108 views 1 answer



Leakage current flows through the thyristor in
Last Answer : Leakage current flows through the thyristor in Forward blocking mode and Reverse blocking mode.

Show More

211 views 1 answer



What is a phase control thyristor?

Show More

153 views 0 answers



Why thyristor are not preferred for inverter?

Show More

455 views 0 answers



What is thyristor family?

Show More

67 views 0 answers



What is meant by firing angle of thyristor?
Last Answer : The point at which SCR is triggered is known as firings angle of thyristor.

Show More

234 views 1 answer



What is the use of a thyristor in a circuit?

Show More

2.9k views 0 answers



What is a reverse conducting thyristor?

Show More

87 views 0 answers



What is the function of a thyristor?

Show More

93 views 0 answers



Why SCR is called as thyristor?

Show More

97 views 0 answers



Is a SCR a thyristor?
Last Answer : Yes, SCR is a thyristor. Thyristor is the family and SCR is the member of that family but SCR is universally known as thyristor.

Show More

162 views 1 answer



What is the application of thyristor?

Show More

90 views 0 answers



Explain thyristor gate drive circuit.
Last Answer : Thyristor Gate Drive Circuit: The thyristor can be turned on by pulse voltage signal at gate terminal and it does not require continuous drive signal like the transistor. The gate ... circuit provide required minimum gate voltage and gate current then the thyristor conducts properly.

Show More

3.0k views 1 answer



parallel operation of MOSFET can be done more easily as compared to thyristor. why?
Last Answer : Parallel operation of MOSFET can be done more easily as compared to thyristor because the resistance of MOSFET is increases with increase in temperature. MOSFET have the positive temperature coefficient. In ... the parallel operation of MOSFET can be done more easily as compared to the thyristor.

Show More

300 views 1 answer



what are the disadvantages of thyristor?
Last Answer : Disadvantages of thyristor The silicon controlled rectifier (SCR) is unidirectional devices, so it can control power only in DC power during positive half cycle of AC supply. Thus only DC power is ... cycle. It cannot be used at higher frequencies. The gate current cannot be negative

Show More

888 views 2 answers



write short notes on thyristor CSI .
Last Answer : Current-source inverter (CSI) is an inverter with a DC current input. Current source inverters are most commonly used in very high power AC motor drives.

Show More

107 views 2 answers



Draw the structural diagram of GTO. Explain briefly the switching behavior of GTO with the help of appropriate voltage and current waveform.
Last Answer : Gate Turn Off Thyristor (GTO) Conventional Thyristor can be turned on with gate terminal but can not turn off from gate terminal. But in case of Gate Turn Off Thyristor (GTO), we can turn it on and off ... subdivided as storage period (Ts), fall period (Tp) and tail period (Tt).

Show More

1.7k views 1 answer



In a dc machine, interpoles are used to  (1) neutralize the effect of armature reaction in the interpolar region (2) generate more induced emf in the armature (3) avoid interference of the armature flux with the main -field flux (4) reduce the demagnetizing effect of armature reaction
Last Answer : In a dc machine, interpoles are used to neutralize the effect of armature reaction in the interpolar region

Show More

182 views 1 answer



Which type of starter is used to start the DC motor?

Show More

77 views 0 answers



Why DC motor is used for traction?

Show More

81 views 0 answers



Can we convert pdf to rtf and txt, and how?
Last Answer : There are online converters out there that do that, here’s a program. Also this one that should do more file types.

Show More

1 view 1 answer



How to Convert Decimals to Fractions
Last Answer : How to Convert Decimals to Fractions Whether it's homework for a grade school student or a business problem, math is an essential skill in life. One of the most common math problems is ... and tricks, you don't have to worry about having to grapple with complicated conversion problems anymore.

Show More

7 views 1 answer


Show More⇦ PreviousNext ⇨