34 views
in High voltage engineering by

Why high voltage can reduce power loss?

1 Answer

0 votes
by
when voltage has increased due to reduced current flow, thus power loss given by ( I^2R) will be low due to reduced current(I^2) provided that resistance (R) is constant.

Related questions

2 answers 155 views

Why high voltage is used in power transmission?

asked Mar 10, 2018 in High voltage engineering by Quiz
0 answers 16 views

Why high voltage test is done?

asked Mar 10, 2018 in High voltage engineering by Quiz
0 answers 33 views

How can power loss be reduced?

asked Mar 10, 2018 in High voltage engineering by Quiz
1 answer 34 views

An amplifier has a voltage gain of 120. To reduce distortion, 10% negative feedback is employed. The gain of the amplifier with feedback is  (1) 141 (2) 92.3 (3) 9.23 (4) 1.41

asked May 1, 2018 in Power Electronics by Shimroz123
0 answers 19 views

How do you calculate power loss?

asked Mar 10, 2018 in High voltage engineering by Quiz
0 answers 26 views

What is Extra High Voltage?

asked Mar 10, 2018 in High voltage engineering by Quiz
0 answers 326 views

What are the advantages of high voltage transmission?

asked Mar 10, 2018 in High voltage engineering by Quiz
0 answers 17 views

What is a high voltage test?

asked Mar 10, 2018 in High voltage engineering by Quiz
0 answers 20 views

What is considered low voltage and high voltage?

asked Mar 10, 2018 in High voltage engineering by Quiz
1 answer 29 views

Explain the “mitigation of power theft” and “faulty meter replacement” for energy conservation techniques to reduce commercial losses. 

asked Sep 22, 2018 in Energy Conservation And Audit by Shimroz123
1 answer 49 views

Why is it cheaper to transmit electrical energy at high voltage?

asked Mar 10, 2018 in Extra high voltage transmission by Quiz
1 answer 30 views

In a circuit containing R, L and C, power loss can take place in?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 36 views

Step-down transformer converts high voltage and low current into:  (A) How voltage and high current (B) High voltage and low current (C) Low voltage and high current (D) None of the above

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 40 views

What is meant by extra high voltage transmission?

asked Mar 10, 2018 in Extra high voltage transmission by Quiz
1 answer 36 views

In voltage source converter based HVDC transmission system the active power is controlled by changing (A) phase angle of the converter ac input voltage (B) supply frequency of the converter ac input voltage (C) magnitude of the converter ac input voltage (D) DC voltage at the inverter terminals

asked Apr 28, 2018 in High voltage engineering by Shimroz123
1 answer 271 views

Justify. Power MOSFET is operated at high enough gate source voltage to minimize the conduction losses. 

asked Dec 7, 2017 in Unit 1 by Quiz
1 answer 19 views

Power factor of the system is kept high?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
2 answers 21 views

What is a high tension power line?

asked Mar 10, 2018 in Extra high voltage transmission by Quiz
2 answers 21 views

What is the advantage of high power factor?

asked Mar 10, 2018 in Power quality by Quiz
0 answers 24 views

The magnetic factor required to reduce the residual magnetization zero is called?

asked Mar 17, 2018 in Electrical Engineering by Quiz
1 answer 27 views

Is the power line voltage available in our homes a dc or an ac voltage?

asked Jun 29 by Shimroz123
1 answer 72 views

 An independent voltage source in series with an impedance ZS=R+jXS delivers a maximum average power to a load impedance ZL when A) ZL = R B) ZL = jXS C) ZL = R-jXS D) ZL = R+jXS 

asked Jun 18, 2018 in Electrical Engineering by Shimroz123
1 answer 27 views

A transformer has negative voltage regulation when its load power factor is   (1) Zero (2) Unity (3) Leading (4) Lagging

asked Apr 30, 2018 in Power system by Shimroz123
1 answer 156 views

For a 15-bus power system with 3 voltage controlled buses, the size of Jacobian matrix is

asked Apr 27, 2018 in Switchgear And Protection by Shimroz123
1 answer 21 views

Minimum voltage regulation occurs when the power factor of the load is?

asked Mar 19, 2018 in Transformer by Shimroz123
1 answer 44 views

In an alternator at lagging power factor the generated voltage per phase as compared to that at unity power factor?

asked Mar 18, 2018 in Alternator by Shimroz123
2 answers 52 views

If resistance is 8 Ohm and current is 16 ampere then what will be the voltage and power?

asked Oct 21, 2017 in Electrical Engineering by Quiz
1 answer 106 views

Why does increase in current mean a decrease in voltage?

asked Mar 10, 2018 in High voltage engineering by Quiz
1 answer 27 views

Corona loss in transmission lines can be reduced by (A) using small diameter conductors (B) using bundled conductors (C) using less spacing between conductors (D) increasing the transmission line voltage

asked Apr 28, 2018 in Power system by Shimroz123
0 answers 22 views

Why a dc series motor has a high starting torque?

asked Mar 15, 2018 in Electrical Engineering by Quiz
0 answers 15 views

Why high starting torque is required?

asked Mar 15, 2018 in Electrical Engineering by Quiz
1 answer 15 views

Why does induction motor have high starting current?

asked Mar 15, 2018 in Electrical Engineering by Quiz
2 answers 58 views

Why transmission voltages are high?

asked Dec 16, 2017 in Extra high voltage transmission by Quiz
1 answer 55 views

Which of the following thyristors can be used for high frequency of operation? A) TRIAC B) DIAC C) SCR D) GTO 

asked Jun 18, 2018 in Thyristor by Shimroz123
1 answer 72 views

The number of cycles in which a high speed circuit breaker can complete its operation is  (A) 3 to 8 (B) 10 to 18 (C) 20 to 30 (D) 40 to 50

asked May 8, 2018 in Switchgear And Protection by Shimroz123
1 answer 18 views

What can cause high amperage on a motor?

asked Mar 15, 2018 in Electrical Engineering by Quiz
1 answer 33 views

An SSB transmitter produces a peak-to-peak voltage of 200 V across a 100 Ω antenna load. What is the Peak Envelope Power? A) 49.98 W B) 79.98 W C) 99.96 W D) 199.93 W

asked Jun 18, 2018 in Electronics Engineering by Shimroz123
1 answer 36 views

A Unified Power Flow Controller (FACTS controller) is a voltage source converter based (A) Inter-phase power controller (B) Static Compensator (C) Combination of series and shunt compensators (D) Solid-state series compensator

asked Apr 28, 2018 in High voltage engineering by Shimroz123
1 answer 29 views

For high efficiency of transfer of power, internal resistance of the source should be?

asked Mar 25, 2018 in Network Analysis by Shimroz123

Welcome to electronics2electrical.com here you can ask questions related to electrical, electronics, mechanical, telecommunication, instrumentation, computer, mathematics, physics etc.
Be respectful to all the members. Do not copy and paste the answers from other websites which have copyright content. While asking question give full details about it.

Categories

Most popular tags

power motor dc circuit transformer voltage current used system phase resistance factor synchronous load ac energy induction electric generator series frequency between speed capacitor use electrical meter line difference control type mosfet transmission magnetic plant high single instrument bjt unit source advantages function diode and machine winding field define torque parallel amplifier supply shunt thyristor motors electricity arduino maximum time relay armature problem value on transformers types coil diagram state flow ratio material three formula starting direction theorem method emf operating efficiency digital wave microprocessor test instruments inductance loss measure operation connected signal low applications effect single-phase network temperature working constant losses different law wattmeter measuring compare controlled breaker drive device logic rc full switch flux wire resistivity disadvantages free of materials machines angle force converter conductor transistor gain open protection scr core measurement number bridge principle generators reactance circuits negative the friction iron loop short pole battery conservation steam resistors hysteresis computer using analog lines secondary station gate a rectifier inverter linear induced relays nuclear capacitance basic characteristics design direct work rotor electronics ammeter forces diesel damping rlc connection factors capacitors minimum insulation moving regulation running self systems air fault range main stability quality starter igbt eddy alternator ideal rl average 3-phase plants arc thermal error fuzzy biasing dielectric pressure balanced superposition errors copper rotation feedback impedance measured electronic electrons charge inductive transfer explain start off back curve over solar is three-phase tariff locomotive peak bias zener engineering commutator surge conductors rating universal potentiometer density permanent mechanical transducer capacity memory adc excitation two fuse pure harmonics application semiconductor inductor internal pmmc reaction welding resonance traction permeability breakers rms designed electromagnetic si generation brushes switching capacitive shaded rate 1 distribution resistor methods delta star oscillator reluctance simplification algebra 8085 boolean weston dynamometer insulating strength installation definition fuel heating earth units

8,450 questions

7,047 answers

132 comments

3,084 users

...