1
GATE EE 2002
MCQ (Single Correct Answer)
+1
-0.3
Kelvin double bridge is best suited for the measurement of
A
Resistances of very low value
B
Low value capacitance
C
Resistance of very high value
D
High value capacitance
2
GATE EE 2002
MCQ (Single Correct Answer)
+1
-0.3
The line to line input voltage to the $$3$$ phase, $$50$$ Hz, ac circuit shown in fig is $$100$$ $$V$$ $$r.m.s$$ Assuming that the phase sequence is $$RYB$$ the wattmeter would read. GATE EE 2002 Electrical and Electronics Measurement - Measurement of Energy and Power Question 26 English
A
$${W_1} = 886\,W\,\,\,$$ and $$\,\,\,{W_2} = 896\,W$$
B
$${W_1} = 500\,W\,\,\,$$ and $$\,\,\,{W_2} = 500\,W$$
C
$${W_1} = 0\,W\,\,\,$$ and $$\,\,\,{W_2} = 1000\,W$$
D
$${W_1} = 250\,W\,\,\,$$ and $$\,\,\,{W_2} = 750\,W$$
3
GATE EE 2002
MCQ (Single Correct Answer)
+1
-0.3
Two in-phase, 50Hz sinusoidal waveform of unit amplitude are fed into channel-1. and channel-2 respectively of an oscilloscope, Assuming that the voltage scale, time scale and other settings are exactly the same for both the channels. What would be observed if the oscilloscope is operated in x-y mode?
A
A circle of unit radius
B
An ellipse
C
A parabola
D
A straight line inclined at 450 with respect to the x-axis
4
GATE EE 2002
MCQ (Single Correct Answer)
+1
-0.3
A dc series motor fed from rated supply voltage is overloaded and its magnetic circuit is saturated. The torque-speed characteristic of this motor will be approximately represented by which curve of Fig. GATE EE 2002 Electrical Machines - D.C Machines Question 57 English
A
Curve A
B
Curve B
C
Curve C
D
Curve D
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