1
GATE EE 2022
MCQ (Single Correct Answer)
+1
-0.33

The type of single-phase induction motor, expected to have the maximum power factor during steady state running condition, is

A
split phase (resistance start).
B
shaded pole.
C
capacitor start.
D
capacitor start, capacitor run.
2
GATE EE 2018
MCQ (Single Correct Answer)
+1
-0.3
A single-phase 100 kVA, 1000 V / 100 V, 50 Hz transformer has a voltage drop of 5% across its series impedance at full load. Of this, 3% is due to resistance. The percentage regulation of the transformer at full load with 0.8 lagging power factor is
A
4.8
B
6.8
C
8.8
D
10.8
3
GATE EE 2016 Set 2
Numerical
+1
-0
The following figure shows the connection of an ideal transformer with primary to secondary turns ratio of 1 : 100. The applied primary voltage is 100 V (rms), 50 Hz, AC. The rms value of the current I, in ampere, is __________. GATE EE 2016 Set 2 Electrical Machines - Transformers Question 7 English
Your input ____
4
GATE EE 2016 Set 1
MCQ (Single Correct Answer)
+1
-0.3
If an ideal transformer has an inductive load element at port 2 as shown in the figure below, the equivalent inductance at port 1 is GATE EE 2016 Set 1 Electrical Machines - Transformers Question 75 English
A
nL
B
n2L
C
$$\frac{\mathrm n}{\mathrm L}$$
D
$$\frac{\mathrm n^2}{\mathrm L}$$
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