Recent questions tagged operation

1 answer 6 views

Describe principle of operation of Doppler type ultrasonic flow meter with diagram. 

asked Sep 8, 2018 by Shimroz123
1 answer 6 views

Explain the operation of advanced gas cooled reactor.

asked Sep 7, 2018 by Shimroz123
1 answer 15 views

Describe the operation of N channel enhancement type MOSFET with diagram.

asked Sep 5, 2018 by Shimroz123
1 answer 18 views

Draw diagram of class A push-pull amplifier and explain its operation. 

asked Sep 5, 2018 by Shimroz123
1 answer 11 views

Describe operation of N-channel JFET

asked Sep 5, 2018 by Shimroz123
1 answer 52 views

Draw the single stage RC coupled amplifier circuit and explain its’s operation.

asked Sep 4, 2018 by Shimroz123
1 answer 51 views

What is photodiode? Draw the symbol and explain operation of photodiode. 

asked Sep 4, 2018 by Shimroz123
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 76 views

What would happen if a power transformer designed for operation on 50 Hz (frequency) were connected to a 500 Hz (frequency) source of the same voltage:  (A) Eddy Current and Hysteresis losses will be excessive  (B) Current will be too much high  (C) Transformer may start to smoke and burn  (D) No effect

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 39 views

A four -quadrant operation requires two full converters connected in  (1) Series (3) Back to back (2) Parallel (4) Series Cascade

asked Apr 30, 2018 in Power Electronics by Shimroz123
1 answer 26 views

An additional condition for parallel operation of three-phase transformers over single-phase transformers is that

asked Apr 29, 2018 in Power Electronics by Shimroz123
1 answer 19 views

The operation of a ramp type Digital Voltmeter is based on the principle of (A) Voltage-to-current conversion. (B) Voltage-to-time conversion. (C) Current-to-time conversion. (D) Current-to-frequency conversion.

asked Apr 28, 2018 in Digital Instrumentation by Shimroz123
0 answers 392 views

Enlist the different modes of operation of electronic counters and explain any two modes in details.

asked Mar 2, 2018 in Digital Instrumentation by Quiz
0 answers 39 views

Explain the basic operation of an oscilloscope with necessary diagram for each section in detail.

asked Mar 2, 2018 in Digital Instrumentation by Quiz
1 answer 24 views

Describe the basic SHA operation with the help of its four mode specifications.

asked Mar 2, 2018 in Digital Instrumentation by Quiz
1 answer 188 views

parallel operation of MOSFET can be done more easily as compared to thyristor. why?

asked Dec 7, 2017 in Unit 1 by Quiz
1 answer 110 views

Explain the series and parallel operation of MOSFET. Which is suitable and why?

asked Sep 15, 2017 in Unit 1 by Quiz
1 answer 93 views

Also, highlight the problem faced during parallel operation.

asked Sep 15, 2017 in Unit 1 by Quiz
1 answer 134 views

Four Quadrant Operation Of DC Motor

asked Aug 9, 2017 in Electrical Machine by Zeeshan
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