Electrical Machines
Induction Machines
Marks 1Marks 2
Synchronous Machines
Marks 1Marks 2Marks 5
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 9 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 77 English
A
nL
B
n2L
C
$$\frac{\mathrm n}{\mathrm L}$$
D
$$\frac{\mathrm n^2}{\mathrm L}$$
GATE EE Subjects
Electromagnetic Fields
Signals and Systems
Engineering Mathematics
General Aptitude
Power Electronics
Power System Analysis
Analog Electronics
Control Systems
Digital Electronics
Electrical Machines
Electric Circuits
Electrical and Electronics Measurement