Why ACSR conductor is used for overhead lines?
Last Answer : It has high tensile strength
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2.7k views
1 answer
asked
Mar 10, 2018
by
anonymous

Give the full form of LASER.
Last Answer : Full form : Light Amplification by Stimulated Emission of Radiation.
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45 views
1 answer
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May 24, 2020
by
anonymous

Give the full form of SCADA & HMI.
Last Answer : Full Form of SCADA and HMI: SCADA:-Supervisory Control and Data Acquisition HMI :- Human Machine Interface
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106 views
1 answer
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May 6, 2020
by
anonymous
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What is the full form of IC?
Last Answer : Instrument circuit
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4.4k views
8 answers
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Dec 16, 2017
by
anonymous
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Last Answer : IEC stands for International Electrotechnical Commission.
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229 views
1 answer
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Sep 30, 2017
by
anonymous

what is the full form of ISO ?
Last Answer : ISO stands for International Orgazisation for Standardization.
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104 views
1 answer
asked
Sep 30, 2017
by
anonymous

A 3 layer, total diameter of an ACSR conductor is 5 cm. Find the diameter of each strand?
Last Answer : A 3 layer, total diameter of an ACSR conductor is 5 cm. Find the diameter of each strand? 1 cm
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1.3k views
1 answer
asked
May 8, 2018
by
anonymous

The function of steel wire in ACSR conductors is (A) To take care of surges. (B) To reduce corona. (C) To reduce inductance. (D) To provide additional mechanical strength
Last Answer : The function of steel wire in ACSR conductors is To provide additional mechanical strength
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3.5k views
1 answer
asked
May 8, 2018
by
anonymous
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what is ACSR ?
Last Answer : Aluminium Conductor Steel Reinforced
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123 views
1 answer
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Aug 18, 2017
by
anonymous

Evaluate the following quantities and express your results in polar form
Last Answer : Evaluate the following quantities and express your results in polar form
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115 views
1 answer
asked
Mar 31, 2020
by
anonymous
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Evaluate the following complex numbers and leave your results in polar form
Last Answer : Evaluate the following complex numbers and leave your results in polar form
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226 views
1 answer
asked
Mar 30, 2020
by
anonymous

Calculate these complex numbers and express your results in rectangular form
Last Answer : Calculate these complex numbers and express your results in rectangular form
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250 views
1 answer
asked
Mar 30, 2020
by
anonymous

Express the following functions in cosine form
Last Answer : Express the following functions in cosine form
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99 views
1 answer
asked
Mar 30, 2020
by
anonymous

Define form factor and peak factor.
Last Answer : Form factor is equal to rms value divided by average value ... Peak factor is equal to Max value divided by rms value.
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2.7k views
1 answer
asked
Aug 8, 2018
by
anonymous

Which of the following waveforms has the lowest form factor? A) Sine wave B) Square wave C) Sawtooth wave D) Triangle wave
Last Answer : Which of the following waveforms has the lowest form factor? A) Sine wave B) Square wave C) Sawtooth wave D) Triangle wave
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105 views
1 answer
asked
Apr 29, 2018
by
anonymous

Form factor for a sine wave is?
Last Answer : 1.11
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281 views
3 answers
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Mar 24, 2018
by
anonymous

Last Answer : The form factor is the ratio of r.m.s. value to average value.
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90 views
1 answer
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Mar 24, 2018
by
anonymous

How to Full Court Press
Last Answer : How to Full Court Press In the game of basketball, most coaches preach the importance of defense. One particularly effective defensive strategy employed by bench tacticians is the full court ... , stamina and good teamwork. Master this defensive scheme and score easy transition basket yourselves.
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8 views
1 answer

Draw single phase full wave mid-point converter for inductive load. Draw input and output waveforms for it.
Last Answer : Circuit Diagram: Waveforms:
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545 views
1 answer
asked
May 21, 2020
by
anonymous

State advantages of short pitch winding over full pitch winding in alternators.
Last Answer : Advantages of Short Pitch Winding over Full Pitch Winding in Alternators: 1) Short pitching reduces the amount of copper needed for end connection when compared with full pitched coil. 2) They ... reduced, thereby increasing the efficiency. 4) The power quality of generated emf is improved.
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488 views
1 answer
asked
May 7, 2020
by
anonymous

Draw full bridge & half bridge configuration with common cathode.
Last Answer : Half Bridge Configuration: Full Bridge Configuration:
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309 views
1 answer
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Oct 13, 2019
by
anonymous

Give the operation of single phase full wave bridge controlled converter with RL load with a neat diagram. Also draw its waveform.
Last Answer : Single phase fully control bridge converter with RL load: 1. During positive half cycle of input voltage, T1 and T2 are forward biased and during negative half cycle, T3 and T4 are forward biased. Therefore, T1-T2 ... cycle till the firing of next pair of SCRs as shown in the waveform.
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912 views
1 answer
asked
Jul 25, 2019
by
anonymous

Explain full wave bridged rectifier with the help of circuit diagram and input output waveform.
Last Answer : 1. In positive half cycle (0 to Π): The end A of the secondary winding becomes positive and end B negative. This makes diode D1 and D4 forward biased while diode D2 and D3 are reverse biased. These two diodes will ... D2 and D3 when it is conducting is as follows. B - D2 - RL - D3 - A
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171 views
1 answer
asked
Sep 5, 2018
by
anonymous

A 40 kVA transformer has a core loss of 400 W and a full load copper loss of 800 W. The proportion of full load at maximum efficiency is
Last Answer : A 40 kVA transformer has a core loss of 400 W and a full load copper loss of 800 W. The proportion of full load at maximum efficiency is 0.707
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786 views
1 answer
asked
May 8, 2018
by
anonymous

A four -quadrant operation requires two full converters connected in (1) Series (3) Back to back (2) Parallel (4) Series Cascade
Last Answer : A four-quadrant operation requires two full converters connected in Parallel
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887 views
1 answer
asked
Apr 30, 2018
by
anonymous

A transformer operates 24 hours day at full -load. It's full -load efficiency is : (A) equal all day efficiency (B) more than all -day efficiency (C) less than all -day efficiency (D) equal to maximum efficiency
Last Answer : A transformer operates 24 hours day at full -load. It's full -load efficiency is : equal all day efficiency
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271 views
1 answer
asked
Apr 30, 2018
by
anonymous

The ratio of maximum displacement deviation to full scale deviation of the instrument is called?
Last Answer : The ratio of maximum displacement deviation to full scale deviation of the instrument is called linearity.
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412 views
1 answer
asked
Mar 21, 2018
by
anonymous

Last Answer : In a level compounded D.C. generator, full load terminal voltage is equal to no-load terminal voltage.
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130 views
1 answer
asked
Mar 21, 2018
by
anonymous
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Last Answer : In over compounded generator, full load terminal voltage is more than no load terminal voltage.
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115 views
1 answer
asked
Mar 21, 2018
by
anonymous

Last Answer : If a D.C. shunt motor is working at full load and if shunt field circuit suddenly opens this will make armature to take heavy current, possibly burning it.
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158 views
1 answer
asked
Mar 20, 2018
by
anonymous

Last Answer : For the same H.P. rating and full load speed, following motor has poor starting torque differentially compounded.
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164 views
1 answer
asked
Mar 20, 2018
by
anonymous

Describe the gate circuit for a single phase full converter.
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71 views
0 answers
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Mar 11, 2018
by
anonymous

Why the power factor of semiconverter is better than full converter?
Last Answer : Power factor of semiconverter is better than full converter
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2.9k views
1 answer
asked
Mar 8, 2018
by
anonymous

Explain three phase full wave controller.
Last Answer : Three phase full wave controller: Three phase full wave controller is also called as the three-phase bidirectional controller. Let the load is star connected so at each phase there are antiparallel connected SCRs. ... conduct at the same time and the third phase will be open.
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269 views
1 answer
asked
Feb 14, 2018
by
anonymous

Explain the operation of full bridge converters with their different operating modes. State its advantages and disadvantages.
Last Answer : Full bridge converter: Full bridge converter provides isolation between input and output. Full bridge converter is used for step up or step down the input voltage. Full bridge converter consists of four power semiconductor ... Require filter on both input and output.
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260 views
1 answer
asked
Feb 12, 2018
by
anonymous

single phase full converter
Last Answer : single phase full converter
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122 views
1 answer
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Nov 16, 2017
by
anonymous

Can we create a digital circuit that has as inputs the 3- bit digital words [2: 0] A, [2: 0] B and [2: 0] C and its output is equal to |C-A-B| . The circuit of the binary full adder is known.
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78 views
0 answers
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what is ACSR cable?
Last Answer : Answer: ACSR means Aluminum conductor, steel reinforced, e.g. 7/24 ACSR conductor has 7 steel strands forming a central core, around which there are two layers of aluminum strands(24).
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3 views
1 answer

What is ACSR cable and where we use it?
Last Answer : ACSR means Aluminum conductor steel reinforced, this conductor is used in transmission & distribution.
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3 views
1 answer

What Is Acsr Cable And Where We Use It?
Last Answer : ACSR is Aluminum conductor steel reinforced, this conductor is used in transmission & distribution.
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2 views
1 answer

what is ACSR cable and where we use it?
Last Answer : A: ACSR means Aluminium conductor steel reinforced, this conductor is used in transmission & distribution.
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3 views
1 answer

ACSR (Aluminium Conductor Steel Reinforced) are used as (A) over head transmission lines. (B) super conductors. (C) fuse (D) underground cables.
Last Answer : (A) over head transmission lines.
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29 views
1 answer

A type of conductor known as expanded ACSR has a filler separating inner steel strands from outer aluminium strands and this filler is (a) mica sheet (c) paper tape (b) cotton tape (d) aluminium foil
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129 views
0 answers
asked
Apr 14, 2018
by
anonymous

"Expanded ACSR" are conductors composed of ?
Last Answer : "Expanded ACSR" are conductors composed of a fillter between the inner steel and the outer aluminium strands to increase the overall diameter of the conductor.
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576 views
1 answer
asked
Mar 27, 2018
by
anonymous

Last Answer : • Short line approximation for lines that are less than 80 km long. • Medium line approximation for lines whose lengths are between 80 km to 250 km. • Long line model for lines that are longer than 250 km.
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102 views
1 answer

69 views
0 answers
asked
Jun 26, 2019
by
Umair

The ‘transportation delays’ occurring in distribution system are detrimental to stability because they produce (a) attenuation (b) phase lag (c) both (a) and (b) (d) transients
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209 views
0 answers
asked
May 25, 2018
by
anonymous

The X/R ratio for distribution lines is:
Last Answer : Inductance and resistance
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368 views
2 answers
asked
May 22, 2018
by
anonymous
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For a 66 kV line having span of 200 meters between towers the approximate sag will be 2 m. If the span is double the sag will be: (A) 1 m (B) 2 m (C) 4m (D) 8m
Last Answer : For a 66 kV line having span of 200 meters between towers the approximate sag will be 2 m. If the span is double the sag will be: 8m
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1.1k views
1 answer
asked
May 8, 2018
by
anonymous

Last Answer : Series capacitors on transmission lines are of little use when the load VAR requirement is small.
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187 views
1 answer
asked
Mar 20, 2018
by
anonymous
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