
Electric Potential & Capacitance
Presentation
•
Physics
•
12th Grade
•
Hard
Sanjeev Gupta
Used 12+ times
FREE Resource
0 Slides • 10 Questions
1
Multiple Choice
Capacitor is a device used to store ----
electric charge and power
electric charge and electric energy
electric energy and power
power and potential
2
Multiple Choice
SI unit of capacitance is
Coulomb per newton
Coulomb per volt
volt per meter
.newton
3
Multiple Choice
Total charge stored in the Capacitor is
infinity
zero
100 micro farad
increases
4
Multiple Choice
The work done is stored as ---------in the capacitor.
magnetic energy
electrical energy
electrostatic potential energy
kinetic energy
5
Multiple Choice
Energy density in the capacitor is depends only on the
capacitance
electric field
size
potential
6
Multiple Choice
If dielectric is inserted ,When the battery is connected the electric filed is
increases
constant
decreases
zero
7
Multiple Choice
If three resistors connected in parallel connection ,then effective resistance is ----μF, C1=5μF, C2=10μF,C3=15μF
15
5
20
30
8
Multiple Choice
If dielectric is inserted, When the battery is connected the capacitance is
decreases
increases
constant
zero
9
Multiple Choice
Capacitance of the capacitor is
C=εA/ d
C=Ad
C0= ε0 A/d
C=εAd
10
Multiple Choice
Capacitors is used to ---------- the efficiency of power transmission
increase
decrease
Capacitor is a device used to store ----
electric charge and power
electric charge and electric energy
electric energy and power
power and potential
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