Electric Circuits
In balanced bridge, if the positions of detector and source are interchanged, the bridge will still remain balanced. This can be explained from which theoem

 Reciprocity theorem
 Thevinin's theorem
 Compensation theorem
 Norton's theorem

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
A pole of driving point impedance is

 zero current for a finite value of driving current.
 zero voltage for a finite value of driving current.
 zero current for a finite value of driving voltage.
 zero voltage for a finite value of driving voltage.

ANSWER DOWNLOAD EXAMIANS APP