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The type of phospher used in CRT used for television is...

Recent questions tagged wave

1 answer 16 views

Instantaneous value of a sine wave voltage

asked Jun 11 by Shimroz123
1 answer 31 views

Draw a labeled block diagram of sine wave generator and state function of each block. 

asked Sep 6, 2018 by Shimroz123
1 answer 19 views

Explain full wave bridged rectifier with the help of circuit diagram and input output waveform.

asked Sep 5, 2018 by Shimroz123
1 answer 23 views

The coefficient of reflection for current wave is

asked May 3, 2018 in Physics by Shimroz123
1 answer 37 views

The velocity of travelling wave through a cable of relative permittivity 36 is

asked May 3, 2018 in Physics by Shimroz123
1 answer 17 views

The fractional-pitch used for eliminating 7th harmonic from the emf wave of an alternator is (A) 2/3 (B) 5/6 (C) 7/8 (D) 6/7

asked Apr 28, 2018 in Electrical Machine by Shimroz123
2 answers 239 views

The equation of 50 Hz current sine wave having r.m.s. value of 60 A is?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
2 answers 33 views

Form factor for a sine wave is?

asked Mar 24, 2018 in Electrical Engineering by Shimroz123
1 answer 28 views

For a sine wave with peak value Imax the r.m.s. value is?

asked Mar 24, 2018 in Electrical Engineering by Shimroz123
1 answer 21 views
1 answer 15 views
0 answers 230 views

What is the speed of an electromagnetic wave in water?

asked Mar 10, 2018 in Engineering electromagnetic by Quiz
0 answers 19 views

How fast is an electromagnetic wave?

asked Mar 10, 2018 in Engineering electromagnetic by Quiz
1 answer 58 views

Explain three phase half wave controller or three phase unidirectional controller.

asked Mar 8, 2018 in Unit 6 by Quiz
1 answer 71 views

Explain three phase full wave controller.

asked Feb 14, 2018 in Unit 6 by Quiz
1 answer 164 views

Which countries are using wave energy?

asked Dec 19, 2017 in Renewable energy sources by Quiz
2 answers 54 views

What are the advantages and disadvantages of wave energy?

asked Dec 19, 2017 in Renewable energy sources by Quiz
1 answer 29 views

what is mean by sine wave?

asked Aug 6, 2017 in Electrical Engineering by Zeeshan
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