Electrical Measurements Schering Bridge Online Exam Quiz
Electrical Measurements Schering Bridge GK Quiz. Question and Answers related to Electrical Measurements Schering Bridge. MCQ (Multiple Choice Questions with answers about Electrical Measurements Schering Bridge
Commercial Schering bridge can be used for the measurement of capacitances from _____________
Options
A : 10pF to 0.1nF
B : 100pF to 1?F
C : 50nF to 10mF
D : 25mF to 5F
Schering bridge is used for _________
Options
A : low voltages only
B : low and high voltages
C : high voltages only
D : intermediate voltages only
A Schering bridge can be used for the ______________
Options
A : measuring voltages
B : measuring currents
C : testing capacitors
D : protecting the circuit from temperature rises
Power factor of a Schering bridge is _________
Options
A : p.f. = sin?x = Zx?Rx
B : p.f. = cot?x = Rx?Zx
C : p.f. = cos?x = Rx?Zx
D : p.f. = tan?x = Rx?Zx
For phase angles close to 90°, the power factor of the bridge is _________
Options
A : p.f. = ?Rx
B : p.f. = ?Cx
C : p.f. = Rx Cx
D : p.f. = ?Rx Cx
Quality factor is given by which of the following expression?
Options
A : Q = 1?R
B : Q = R
C : Q = X?R
D : Q = XR
What is the expression for the loss angle?
Options
A : tan? ? = ?R4
B : tan? ? = ?R4 C4
C : tan? ? = ?C4
D : tan? ? = R4 C4
Dissipation factor is the reciprocal of quality factor.
Options
A : True
B : False
C :
D :
Schering bridge is one of the most widely used AC bridges.
Options
A : True
B : False
C :
D :
For a series RC circuit, what is ??
Options
A : voltage between series RC combination and C
B : voltage between series RC combination
C : voltage across C
D : voltage across R
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