1
GATE EE 2016 Set 1
MCQ (Single Correct Answer)
+2
-0.6
If the star side of the star-delta transformer shown in the figure is excited by a negative sequence voltage, then GATE EE 2016 Set 1 Electrical Machines - Transformers Question 72 English
A
VAB leads Vab by 60º
B
VAB lags Vab by 60º
C
VAB leads Vab by 30º
D
VAB lags Vab by 30º
2
GATE EE 2016 Set 1
MCQ (Single Correct Answer)
+2
-0.6
A single-phase, 22 kVA, 2200 V/220 V, 50 Hz, distribution transformer is to be connected as an autotransformer to get an output voltage of 2420 V. Its maximum kVA rating as an auto-transformer is
A
22
B
24.2
C
242
D
2420
3
GATE EE 2016 Set 1
MCQ (Single Correct Answer)
+1
-0.3
In a constant V/f induction motor drive, the slip at the maximum torque
A
is directly proportional to the synchronous speed
B
remains constant with respect to the synchronous speed
C
has an inverse relation with the synchronous speed
D
has no relation with the synchronous speed
4
GATE EE 2016 Set 1
MCQ (Single Correct Answer)
+2
-0.6
Two electric charges q and -2q are placed at (0,0) and (6,0) on the x-y plane. The equation of the zero equipotential curve in the x-y plane is
A
x=-2
B
y=2
C
$$x^2+y^2=2$$
D
$$\left(x+2\right)^2+y^2=16$$
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