ISRO Scientist or Engineer Electrical 2015
Instructions
For the following questions answer them individually
ISRO Scientist or Engineer Electrical 2015 - Question 71
String efficiency of 100% meansin string insulators
ISRO Scientist or Engineer Electrical 2015 - Question 72
To limit current chopping in Vacuum Circuit Breakers (VCB), the contact material used has
ISRO Scientist or Engineer Electrical 2015 - Question 73
In a three phase four wire unbalanced system, the current in the neutral wire is 18 A. The magnitude of zero sequence current is
ISRO Scientist or Engineer Electrical 2015 - Question 74
The positive $$(Z_1)$$, negative $$(Z_2)$$ and zero $$(Z_0)$$ sequence impedances of a solidly grounded system under steady state condition always follow the relation
ISRO Scientist or Engineer Electrical 2015 - Question 75
Eddy currentloss in core of a transformer is
ISRO Scientist or Engineer Electrical 2015 - Question 76
The square root of $$64 \angle 36^\circ$$
ISRO Scientist or Engineer Electrical 2015 - Question 78
What is Laplace Transform of $$(\sin h(at))$$?
ISRO Scientist or Engineer Electrical 2015 - Question 79
If a phasor is multiplied by j then
ISRO Scientist or Engineer Electrical 2015 - Question 80
If two complex numbersare equal
