Basic Electrical Engineering Charge Voltage Online Exam Quiz
Basic Electrical Engineering Charge Voltage GK Quiz. Question and Answers related to Basic Electrical Engineering Charge Voltage. MCQ (Multiple Choice Questions with answers about Basic Electrical Engineering Charge Voltage
If a 2F capacitor has 1C charge, calculate the voltage across its terminals.
Options
A : 0.5V
B : 2V
C : 1.5V
D : 1V
Calculate the capacitance of a capacitor that stores 40microC of charge and has a voltage of 2V.
Options
A : 20F
B : 20microF
C : 10F
D : 10microF
What is the voltage across the capacitor if the switch is closed and steady state is reached?
Options
A : 8V
B : 0V
C : 10V
D : Infinity
What happens to the current flow in a fully charged capacitor?
Options
A : Current flow stops
B : Current flow doubles
C : Current flow becomes half its original value
D : Current flow becomes one-fourth its original value
What happens to the capacitance when the voltage across the capacitor increases?
Options
A : Decreases
B : Increases
C : Becomes 0
D : No effect
When the voltage across a capacitor increases, what happens to the charge stored in it?
Options
A : Increases
B : Decreases
C : Becomes zero
D : Cannot be determined
What is the voltage across a capacitor at the time of switching, that is, when t=0?
Options
A : Infinity
B : 0V
C : Cannot be determined
D : 1V
If one plate of a parallel plate capacitor is charged to positive charge the other plate is charged to?
Options
A : Positive
B : Negative
C : Positive or negative
D : Not charged
Which among the following expressions relate charge, voltage and capacitance of a capacitor?
Options
A : Q=C/V
B : Q=V/C
C : Q=CV
D : C=Q2V
When will capacitor fully charged?
Options
A : When the voltage across its plates is half the voltage from ground to one of its plates
B : When the current through the capacitor is a 1/root2 time its value
C : When the supply voltage is equal to the capacitor voltage
D : Never
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