Electric Circuits Interview Freshers Online Exam Quiz
Electric Circuits Interview Freshers GK Quiz. Question and Answers related to Electric Circuits Interview Freshers. MCQ (Multiple Choice Questions with answers about Electric Circuits Interview Freshers
A Wheatstone bridge is balanced when the galvanometer shows __________ reading.
Options
A : 0A
B : 1A
C : Infinity
D : -1A
Find the unknown resistance value in given circuit.
Options
A : 10.2?
B : 11.7?
C : 10.5?
D : 11.5?
Convert the given star network into Pi network and calculate the sum of all the resistances in the obtained Pi network.
Options
A : 125.5?
B : 122.5?
C : 127.8?
D : 129.8?
What will be the resistance between B and C when the network given below is converted into delta?
Options
A : 13?
B : 8.66?
C : 6.5?
D : 7.33?
Find VAB if iAB = 5A.
Options
A : 32.76V
B : 35.56V
C : 36.12V
D : 34.21V
If P/Q=1, unknown resistance S=1000? and R could be varied from 0 to 100? then the bridge could be ___________
Options
A : A balanced circuit
B : A rectified circuit
C : An unbalanced circuit
D : An identical circuit
The Wheatstone Bridge is mainly used to measure ______________
Options
A : Currents
B : Voltages
C : Node potentials
D : Resistances
__________ are difficult to measure using Wheatstone bridge.
Options
A : Higher resistances
B : Currents
C : Lower resistances
D : Voltages
The star and delta networks would be electrically equal if resistances measured between any pair of terminals __________
Options
A : Is different
B : Greater in star
C : Greater in delta
D : Is equal
Lower resistances are difficult to measure using Wheatstone bridge circuit because of ____________
Options
A : Leakage currents
B : I2R effects
C : Power dissipation
D : Thermal breakdown
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