Basic Electrical Engineering Mcqs Online Exam Quiz
Basic Electrical Engineering Mcqs GK Quiz. Question and Answers related to Basic Electrical Engineering Mcqs. MCQ (Multiple Choice Questions with answers about Basic Electrical Engineering Mcqs
The B/H characteristics can be determined using _______
Options
A : Ammeter
B : Fluxmeter
C : Voltmeter
D : Multimeter
Hysteresis loss is determined from _______
Options
A : B/H curve
B : H/B curve
C : BH curve
D : B2H curve
When using a fluxmeter, if the flux changes from ? to -?, what happens to the current?
Options
A : Becomes zero
B : Becomes infinity
C : Remains the same
D : Reverses
The B/H ratio is not constant for ________
Options
A : Diamagnetic materials
B : Ferromagnetic materials
C : Paramagnetic materials
D : Non-magnetic materials
The B/H curve can be used to determine?
Options
A : Iron loss
B : Hysteresis loss
C : Voltage loss
D : Eddy current loss
The ballistic galvanometer is usually lightly damped so that ________
Options
A : It can oscillate
B : It will remain stable
C : Amplitude of the first swing is very large
D : Amplitude of the first swing is very small
B/H curve shows the relationship between?
Options
A : Magnetic field strength and magnetic flux
B : Magnetic field strength and magnetic flux density
C : Current and magnetic flux density
D : Voltage and magnetic flux density
What is a PMMC instrument?
Options
A : Permanent moving magnet coil instrument
B : Permanent machine magnet coil instrument
C : Permanent moving machine coil instrument
D : Premature moving magnet coil instrument
Why is the coil of a ballistic galvanometer wound on a non- metallic former?
Options
A : To minimise damping when high resistance is connected in series
B : To maximise damping when high resistance is connected in series
C : To minimise damping when high resistance is connected in parallel
D : To maximise damping when high resistance is connected in parallel
PMMC instruments can be used as a fluxmeters by _______
Options
A : Using a low resistance shunt
B : Removing the control spring
C : Making the control springs having a large moment of inertia
D : Using a high resistance in series
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