1
GATE EE 2005
MCQ (Single Correct Answer)
+1
-0.3
Which three-phase connection can be used in a transformer to introduce a phase
difference of 30° between its output and corresponding input line voltages
2
GATE EE 2003
MCQ (Single Correct Answer)
+1
-0.3
A single phase transformer has a maximum efficiency of 90% at full load and
unity power factor. Efficiency at half load at the same power factor is
3
GATE EE 2002
MCQ (Single Correct Answer)
+1
-0.3
A 1 kVA, 230V/100V, single phase, 50 Hz transformer having negligible winding
resistance and leakage inductance is operating under saturation, while 250 V, 50
Hz sinusoidal supply is connected to the high voltage winding. A resistive load is
connected to the low voltage winding which draws rated current. Which one of
the following quantities will not be sinusoidal?
4
GATE EE 2001
MCQ (Single Correct Answer)
+1
-0.3
A single-phase transformer is to be switched to the supply to have minimum
inrush current. The switch should be closed at
Questions Asked from Transformers (Marks 1)
Number in Brackets after Paper Indicates No. of Questions
GATE EE 2024 (1)
GATE EE 2022 (1)
GATE EE 2018 (1)
GATE EE 2016 Set 2 (1)
GATE EE 2016 Set 1 (1)
GATE EE 2015 Set 1 (1)
GATE EE 2014 Set 2 (2)
GATE EE 2014 Set 1 (1)
GATE EE 2013 (1)
GATE EE 2011 (1)
GATE EE 2010 (1)
GATE EE 2009 (1)
GATE EE 2008 (1)
GATE EE 2007 (1)
GATE EE 2006 (1)
GATE EE 2005 (1)
GATE EE 2003 (1)
GATE EE 2002 (1)
GATE EE 2001 (2)
GATE EE 2000 (2)
GATE EE 1998 (3)
GATE EE 1997 (1)
GATE EE 1996 (3)
GATE EE 1995 (2)
GATE EE 1994 (2)
GATE EE 1992 (2)
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