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What does an electric drive do?

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Description : What is an electric motor drive?

Answer : An electric drive is a complex electromechanical system that drives various actuators in industrial and industrial work machines. In this case, control is carried out using a technological process ... calculation of the kinematic and load characteristics of the electric drive is carried out.

Description : What is the difference between AC and DC drive?

Answer : AC means alternating current It's Frequency is 50hz Dc means direct current ItsI Frequency is 0Hz

Description : What is a drive in electrical controls?

Description : How does an electric motor works?

Answer : In the electric motor there are two types of part 1)moving and 2)stationary In stationary part containing field winding whis use to provide uniform maganetic field it at inner side of yoke In moving ... on it and this force is from all direction we can say it is torque.and motor armature rotates

Description : What is the use of an electric motor?

Answer : Electrical motors are use for converting electrical energy to mechanical energy. It may be use in fans, pumps, washing machine, cranes, trains, factories, industries etc.

Description : The synchronous motor which works on leading power factor and does not drive any mechanical load is called?

Answer : The synchronous motor which works on leading power factor and does not drive any mechanical load is called synchronous condenser.

Description : In an adjustable speed ac drive which quantity gets reduced above rated speed ? (A) developed torque (B) stator frequency (C) reduced starting torque (D) stator current

Answer : In an adjustable speed ac drive which quantity gets reduced above rated speed ? (A) developed torque (B) stator frequency (C) reduced starting torque (D) stator current

Description : What is the need for electrically isolated drive circuits?

Description : What are the fundamental requirements of gate drive ICs?

Description : What does an electric meter measure?

Description : Adjustable-speed drive

Answer : .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }

Answer : For constant torque drive armature voltage control speed control method is preferred.

Description : Explain transformer isolated drive circuits providing both signal and power.

Description : Can a power surge erase a hard drive?

Description : Explain MOSFET gate drive circuit and totem pole configuration.

Answer : MOSFET gate drive circuit: The turning on and turning off of MOSFET can be controlled from gate to source voltage signal. If the gate to source voltage of MOSFET exceeds threshold ... this configuration, the two switches (transistors) are used in totem pole arrangement with a comparator.

Description : Explain open emitter BJT drive circuit.

Answer : open emitter BJT drive circuit:

Description : Explain DC coupled drive circuit with unipolar output.

Answer : DC coupled drive circuit with unipolar output: The figure shows the circuit and waveforms

Description : Explain thyristor gate drive circuit.

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.

Description : basic gate drive circuit of GTO

Answer : basic gate drive circuit of GTO

Description : Scherbius Drive System

Answer : Scherbius Drive System

Description : Kramer Drive System

Answer : Kramer Drive System Kramer drive is a rotor side speed control drive of induction motor. Slip is the difference between synchronous speed and rotor speed. It is the ... and DC motor. The static Kramer drive is costlier because of the cost of DC motor.

Description : Advantages of Variable Frequency Drive (VFD)

Answer : Advantages of Variable Frequency Drive (VFD)

Description : How does electric locomotive work?

Answer : Electric  locomotives  are  powered   by  motors  connected  to  battery  or  any  supply . The  electric  supply  is  connected  to  a  motor  which  drives  set  of  gears  connected  to  wheels.

Description : Losses which occur in rotating electric machines and do not occur in transformers are?

Answer : Friction losses windage losses 

Description : Do electric trains have gears?

Answer : Electric  trains  have  gears  for  speed  variation. This  is  because  it  is  not  easy  to  run  a  motor  at  diffrent  speed  of your  choice.

Description : What is the direction of flow of electric current in an electric circuit?

Answer : It  flows  from  anode  to  cathode  (direction  of   holes  flow)

Description : How to choose an electric kettle?

Answer : Life in a modern home and office is hard to imagine without an ordinary electric kettle. This is almost a key household appliance, without which it is difficult to heat or boil water for coffee, tea or ... are equipped with a built-in filter, which is not bad for coarse cleaning of the water used.

Description : How to choose an electric stove?

Answer : How to choose an electric stove? Before buying an electric stove, you need to decide on its size. The size depends on how much it will be in harmony with the existing kitchen interior ... enamelled surface and cast iron burners. Glass ceramics are more expensive, but their advantages are obvious.

Description : List three important characteristics of an electric circuit.

Description : An _____________is a network of electrical components used to supply, transfer and use electric power:  (A) Electric power system (B) Electric power (C) All of the above (D) None of the above

Answer : An Electric power system is a network of electrical components used to supply, transfer and use electric power.

Description : The ability of materials to become polarized under an applied electric field is called _______ A) Ferroelectricity B) Paraelectricity C) Polectricity D) None of these

Answer : The ability of materials to become polarized under an applied electric field is called Paraelectricity

Description : Specific energy consumption of an electric train is the ratio between (A) Specific energy output at driving wheels and efficiency of the traction motor (B) Specific energy output at driving wheels ... (D) Specific energy output at driving wheels and efficiency of the (motor + transmission gear)

Answer : Specific energy consumption of an electric train is the ratio between Specific energy output at driving wheels and efficiency of the (motor + transmission gear)

Description : The filament of an electric bulb is made of?

Answer : The filament of an electric bulb is made of tungsten.

Description : An instrument which detects electric current is known as?

Answer : An instrument which detects electric current is known as galvanometer.

Answer : Meggar is an instrument which measures the insulation resistance of an electric circuit relative to earth and one another.

Answer : The power mentioned on the name plate of an electric motor indicates the output power available at the shaft.

Description : An electric motor in which both stator field and rotor rotates with same speed is called?

Answer : An electric motor in which both stator field and rotor rotates with same speed is called synchronous motor.

Description : How can a magnetic field be used to generate an electric current?

Answer : Magnetic  field  can  be  used  to  generate  electric  current  on  a  condition  that  it  is  on  a  rate  of  changing  magnetic  flux.  (Faraday's  law)

Description : Electric stove. What to look for when choosing?

Answer : Modern electric stoves are presented in such a wide variety that it is very easy for people who are far from technical nuances to get lost in it. The electrical goods market offers both ... be useful to you. And then the purchased device will become your irreplaceable assistant for many years.

Answer : Any electric network may be defined as a combination of a number of electric elements.

Description : A) Watt B) Volts C) Farad D) Ampere

Answer : Correct answer: D) Ampere

Description : Options: A) WATT B) AMPERE C) VOLTS D) OHM

Answer : Correct Answer: A) WATT

Description : What is the direction of the induced electric field?

Answer : It  is  in  opposite  direction   to  the  one  that   produced  it.

Description : What is the direction of the electric field?

Answer : Electric   field    is  at   right angle   widh  flow  of  current  (right  hand   rule).

Description : What is electric power generation transmission and distribution?

Answer : Generation: it wrong word at here.because it is no generation it is conversion of one form of energy into electrical form.it may by using any type of energy. Transmission is just to ... place to other by providing some modifications And distribution means use of this energy for any purpose.

Description : what are the three different types of Electric power?

Answer : Real,reactive,apparent power

Description : List types of electric furnace. 

Answer : Three Types of Electric furnaces: 1. Induction heating furnace. 2. Resistance heating furnace. 3. Arc furnace.

Description : Select insulating materials for following parts : (i) Insulation between heating element and base plate of electric iron. (ii) Insulation used over copper or aluminium conductor used for making coils. (iii) Transformer bushings. (iv) Insulation between transmission line and pole.

Answer : Parts Insulating Materials  Insulation between heating element and base plate of electric iron. Mica Insulation used over copper or aluminium conductor used for making coils.  ... Transformer bushings Porcelain  Insulation between transmission line and pole. Porcelain

Description : State any Four lE Rules regarding electric safety. 

Answer :  lE Rules regarding electric safety: 1. IE Rule 3 : Authorization 2. IE Rule 29 : Construction and maintenance of electrical supply line and apparatus 3. IE Rule 30: Service line and apparatus on ... 26. IE Rule 60: Test for resistance of insulation 27. IE Rule 61: Connection with earth 

Description : Electric Power

Answer : Electric Power

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