Recent questions tagged effect

1 answer 8 views

What is piezoelectric effect? Name two piezoelectric material.

asked Sep 8, 2018 by Shimroz123
1 answer 4 views

Explain magnetic effect employed in measuring instrument.

asked Sep 6, 2018 by Shimroz123
1 answer 88 views

Define junction field effect transistor (JFET) and give an example.

asked Sep 5, 2018 by Shimroz123
1 answer 20 views

When does the Body bias effect occur in an n-channel MOSFET?  A) When the Source voltage is less the Bulk voltage B) When the Source voltage is equal to or greater the Bulk voltage C) When the Drain voltage is equal to the Bulk voltage D) When the Gate voltage is equal to the Bulk Voltage 

asked Jun 18, 2018 in MOSFET by Shimroz123
1 answer 23 views

The effect of negative feedback on distortion and bandwidth is A) Both distortion and bandwidth get decreased B) Both distortion and bandwidth get increased C) Distortion is reduced and bandwidth is increased D) Distortion is increased and bandwidth is decreased 

asked Jun 18, 2018 in Control System by Shimroz123
1 answer 84 views

The skin effect in conductors is due to non uniform distribution of current in it and major portion of current is near the _______ of conductor.  (1) Surface (2) Center (3) Complete cross section area (4) Axis

asked Apr 30, 2018 in Power system by Shimroz123
1 answer 56 views

Ferranti Effect is more pronounced when ___________ A) the line is longer and the voltage applied is higher B) the line is shorter and the voltage applied is lower C) the line is shorter and the voltage applied is higher D) none of these

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 85 views

Skin effect is absent in which of the following transmission systems? A) Extra High Voltage (EHV) AC B) High Voltage Direct Current (HVDC) C) Both A and B D) None of these

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 152 views

The effect of increasing load on a synchronous motor running with normal excitation is (A) Increase both its Ia and power factor. (B) Decrease Ia, but increase power factor. (C) Increase Ia, but decrease power factor (D) Decrease both Ia and power factor.

asked Apr 28, 2018 in Electrical Machine by Shimroz123
1 answer 13 views

The effect of a finite gain of an operational amplifier used in an integrator is that (A) it would not integrate (B) the slope of the output will vary with time (C) the final value of the output voltage will reduce (D) there will be instability in the circuit

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

Skin effect occurs when a conductor carries current at_____ frequencies.

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
0 answers 15 views

What is meant by body effect in MOSFET?

asked Mar 19, 2018 in MOSFET by Quiz
0 answers 15 views

Explain the characteristics of inductor to be considered while designing it. What is the effect of over current and increase in temperature on inductor.

asked Mar 10, 2018 in Power Electronics by Quiz
1 answer 156 views

Explain hysteresis loss, eddy current loss and skin effect limitations with reference to magnetic material.

asked Feb 16, 2018 in Unit 3 by Quiz
2 answers 88 views

What are the applications of Hall effect?

asked Jan 7, 2018 in Electronics Engineering by Quiz
1 answer 35 views

explain skin effect in copper interconnects. what are the various ways of reducing this effect?

asked Dec 13, 2017 in VLSI Design by Quiz
1 answer 41 views

when the skin effect occurs ?

asked Aug 18, 2017 in Electric Power Transmission by Zeeshan
2 answers 105 views

what is skin effect?

asked Aug 6, 2017 in Electrical Engineering by Zeeshan
1 answer 50 views

what is Ferranti effect?

asked Aug 6, 2017 in Electrical Engineering by Zeeshan
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