Describe the difference between direct and alternating current.
Last Answer : Direct current is the flow of electricity or charge in one direction.. Alternative current is the flow of charge that doesn't flow in one direction.
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5.3k views
4 answers
asked
Jun 29, 2019
by
anonymous

Explain why potential difference is necessary to produce current in a circuit.
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99 views
0 answers
asked
Jun 29, 2019
by
anonymous

The phase difference between voltage and current wave through a circuit element is given as 30°. The essential condition is that?
Last Answer : The phase difference between voltage and current wave through a circuit element is given as 30°. The essential condition is that both waves must have same frequency.
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782 views
1 answer
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Mar 24, 2018
by
anonymous

The power consumed in a circuit element will be least when the phase difference between the current and voltage is?
Last Answer : The power consumed in a circuit element will be least when the phase difference between the current and voltage is 90°.
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939 views
1 answer
asked
Mar 24, 2018
by
anonymous

What is the difference between eddy current and hysteresis loss?
Last Answer : Loss occurred by magnetising and demagnetising process is called histerisis loss and the current flowed due to the magnetic field produced by the electric field applied is called eddy current losses
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3.0k views
1 answer
asked
Mar 15, 2018
by
anonymous

what is the difference between AC and DC current ?
Last Answer : AC is generated using Alternator. DC is generated using DC generator. AC changes its direction periodically. DC do not change its direction periodically. AC have non zero frequency. DC have zero ... Power factor of AC is between 0 and 1. But power factor of DC is always 1.
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153 views
1 answer

What is the difference between line and phase current?
Last Answer : The currents flows through phase lines is called line voltage and currents flows from phase to neutral line is called phase current
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131 views
1 answer
asked
Mar 10, 2018
by
anonymous

Give the circuit analysis of current source inverter with resistive load. What are the main difference between voltage source inverter and current source inverter?
Last Answer : Current source inverter (CSI): In current source inverter, the output current is independent of load. The input current of current source inverter is constant. Current source converter converts DC input current to ... are connected in parallel. In CSI diodes are connected in series.
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394 views
1 answer
asked
Feb 18, 2018
by
anonymous

What's the difference between electronic and electrical
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88 views
0 answers
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Jan 21, 2020
by
Sampson

Photocell and solar cell difference?
Last Answer : A photo cell is a light dependent resistor which decreases it resistance high intensity of light and is used to automatically control lights etc where as a solar cell solar or light energy into electrical energy.
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201 views
2 answers
asked
Sep 2, 2019
by
anonymous

What is the difference between a cable and a conductor?
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109 views
0 answers
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Aug 12, 2019
by
anonymous
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Describe the difference between an open circuit and a short circuit.
Last Answer : Open circuit means the wire is cut meaning power will not flow and close circuit means wire is not cut and hence power will flow.Short circuit is the same as close circuit
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7.8k views
3 answers
asked
Jun 29, 2019
by
anonymous

Write difference between absolute & secondary instrument.
Last Answer : Absolute Instrument Secondary Instrument 1. These give magnitude of quantity in terms physical constants of instruments 1. These give reading directly of the quantity at the time of ... Raleigh current balance. 6. Examples - ammeter, voltmeter, amperehour meter, wattmeter etc.
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6.1k views
1 answer
asked
Sep 5, 2018
by
anonymous

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.
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462 views
2 answers
asked
Aug 8, 2018
by
anonymous

When the phase difference between two sinusoidal quantities is 90° they are said to be ______ A) Phase right angle B) Phase quadrature C) Phase sinuright D) None of these
Last Answer : When the phase difference between two sinusoidal quantities is 90° they are said to be Phase quadrature
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204 views
1 answer
asked
Apr 29, 2018
by
anonymous

What is the difference between an anode and a cathode?
Last Answer : The anode is positively charged electrode and the cathode is negatively charged electrode.
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128 views
1 answer
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Mar 14, 2018
by
anonymous

What is the difference between a coil and an inductor?
Last Answer : Inductor is covering with insulating material is called coil.so they differentiate between coil and inductor.
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110 views
1 answer
asked
Dec 16, 2017
by
anonymous

what is the difference between capacitor and battery ?
Last Answer : A capacitor stores power but in very small quantitys and work in D/C and A/C circuits and it needs a power source from wich it gets the power it stores and a battery also stores power but in much larger quantitys measured in Amp/Hours
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112 views
2 answers
asked
Oct 3, 2017
by
anonymous
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Each of us is different. Are we all special?
Last Answer : Pretty much! That’s just about right.
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1 view
1 answer
asked
Mar 1
by
anonymous

Will changing motor oil brands, have an ill effect on my cars engine?
Last Answer : answer: The instructions are very easy to follow: Simply change the oil as you would normally. Any confusion is just myth. You can switch from conventional motor oil to Mobil 1 synthetic (and back ... and so it is best to change the oil more frequently for those first few thousand miles. Source
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1 view
1 answer
asked
Feb 27
by
anonymous

Which toothbrush for you......manual or electric?
Last Answer : My sister gave me an electric toothbrush a couple of years ago. There didn’t seem to be any benefit, so I got rid of it. It’s one less item that requires batteries.
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3 views
1 answer
asked
Feb 27
by
anonymous

What's the difference between being proud and being pompous?
Last Answer : Actually having dignity in one’s decisions and abilities vs. making up for having no dignity in one’s decisions and abilities.
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1 view
1 answer
asked
Feb 27
by
anonymous

State the difference between energy conservation and energy audit.
Last Answer : energy conservation Energy audit It is reducing the growth of energy consumption by avoiding unnecessary usage of energy It is an inspection, survey & analysis of energy flows ... Various measuring instruments, with proper sensing elements are required for the energy audit.
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210 views
1 answer
asked
May 3, 2020
by
anonymous

What is the difference between relay and contactor?
Last Answer : Relay have smaller ratings. Contactor is a high rating relay.
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5.1k views
1 answer
asked
May 2, 2018
by
anonymous

Last Answer : In a single phase power factor meter the phase difference between the currents in the two pressure coils is exactly 90°.
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352 views
1 answer
asked
Mar 21, 2018
by
anonymous

Last Answer : A differential relay measures the vector difference between two or more similar electrical quantities.
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158 views
1 answer
asked
Mar 19, 2018
by
anonymous
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What is the difference between BJT and FET?
Last Answer : BJT is a current opperated transistor while FET is a field opperated transistor.
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2.7k views
1 answer
asked
Mar 19, 2018
by
anonymous

What is the difference between a soft start and a VFD?
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76 views
0 answers
asked
Mar 15, 2018
by
anonymous

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.
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315 views
1 answer
asked
Mar 15, 2018
by
anonymous

What is the difference between synchronous and asynchronous generator?
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150 views
0 answers
asked
Mar 15, 2018
by
anonymous

What is the difference between synchronous and asynchronous motors?
Last Answer : The motor which rotates at constant speed is called synchronous motor. And that constant speed is called as synchronous speed. And the motor which does not rotates at constant speed are called asynchronous motor. Asynchronous motor is also called as Induction motor.
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143 views
1 answer
asked
Mar 15, 2018
by
anonymous

What is the difference between an insulator and a dielectric?
Last Answer : Dielectric is the another name for insulator.
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113 views
1 answer
asked
Mar 11, 2018
by
anonymous

What is the difference between a sensor and a transducer?
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503 views
0 answers
asked
Mar 11, 2018
by
anonymous

What is the difference between microcontroller and ARM processor?
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139 views
0 answers
asked
Mar 11, 2018
by
anonymous

What is the difference between a microcontroller and a microprocessor?
Last Answer : Compare microprocessor and microcontroller Microprocessor Microcontroller 1)Inbuilt RAM and ROM 1)Do not have inbuilt RAM or ROM 2)Inbuilt timer 2)Doesn't have inbuilt timer ... same memory 6)Many Multifunction pins on the IC 6)less multifunction Pins on IC.
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226 views
1 answer
asked
Mar 11, 2018
by
anonymous
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What is the difference between a mesh and a loop?
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365 views
0 answers
asked
Mar 10, 2018
by
anonymous

What is the difference between an ECU and an ECM?
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66 views
0 answers
asked
Mar 10, 2018
by
anonymous

What is the difference between DFT and FFT?
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71 views
0 answers
asked
Mar 10, 2018
by
anonymous

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
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156 views
1 answer
asked
Mar 10, 2018
by
anonymous

What is difference between computer engineering and computer science?
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60 views
0 answers
asked
Mar 10, 2018
by
anonymous

What is the difference between analog and digital electronics?
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86 views
0 answers
asked
Mar 10, 2018
by
anonymous

What is the difference between line and phase voltage?
Last Answer : Line voltage is voltage between two phases R &Y (415 v) while phase voltage is the voltage between one phase and a neutral B & N (240 v).
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207 views
1 answer
asked
Mar 10, 2018
by
anonymous

What is the difference between a line voltage and low voltage control system?
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117 views
0 answers
asked
Mar 10, 2018
by
anonymous

What is difference between KW and KVA?
Last Answer : kW is kilowatt and kVA is kilovolt ampere. kW is unit of real power and kVA is unit of Apparent power.
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160 views
1 answer
asked
Mar 10, 2018
by
anonymous
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What is the difference between linear and nonlinear electrical loads?
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1.1k views
0 answers
asked
Mar 10, 2018
by
anonymous

What is the difference between a blackout and brownout?
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67 views
0 answers
asked
Mar 10, 2018
by
anonymous

What is the difference between beta and forced beta for BJT?
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554 views
0 answers
asked
Feb 20, 2018
by
anonymous

Last Answer : Difference between watt and volt and ampere is as follows: Watt Volt Ampere Watt is the unit of power. Volt is the unit of voltage. Ampere is the unit of current. Watts= Volts x Amperes Volts= Watts/ ...
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126 views
1 answer

What is difference between Star and Delta Connection?
Last Answer : Star is 1. Open ckt 2. At center point present neutral Delta is 1. Closed ckt 2. Neutral not present in this case
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152 views
1 answer
asked
Dec 22, 2017
by
anonymous

What is the difference between a counter and a timer?
Last Answer : Counter counts only when the trigger is applied and timer counts continuously with some equal delay.
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358 views
1 answer
asked
Dec 19, 2017
by
anonymous
