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GETCO EE PRACTICE QUIZ - 2
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Question 1
What is the value of magnetic (permeability) constant?
Question 2
Process used to deposited are metal over another metal is called
Question 3
If you cut a bar magnet into half, the pole strength of each piece will
Question 4
The thermal voltage VT, of a semiconductor diode at 27 °C temperature is nearly
Question 5
The ratio of primary/secondary voltages in a step-down transformer is 2:1. The saving in terms of weight of copper required if an autotransformer is used instead of a two-winding transformer will be
Question 6
Statement I: Inductor does not allow the sudden change in current.
Statement II: In case of sudden change in current voltage across inductor goes to infinite value.
Question 7
Consider the following parts of a dc machine :
1) Yoke
2) Armature core
3) Brushes
4) Pole core
Which of the above parts are subjected to iron loss?
1) Yoke
2) Armature core
3) Brushes
4) Pole core
Which of the above parts are subjected to iron loss?
Question 8
In an intrinsic semiconductor the conductivity is
Question 9
Which of the following has highest values of thermal conductivity.
Question 10
Statement 1: For ac supply, the average power in the circuit is equal to.
Pavg =
Statement 2: For pure dc supply, the average power is the circuit is equal to.
Pavg =
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AE & JE ExamsJul 2AE & JE Exams