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WorksheetsUnderstanding Capacitors
Total questions: 10
Worksheet time: 5mins
If three capacitors of 2 µF, 3 µF, and 6 µF are connected in series, what is the total capacitance?
4 µF
5 µF
1 µF
7 µF
Calculate the total capacitance of two capacitors, 4 µF and 5 µF, connected in parallel.
7 µF
9 µF
10 µF
2 µF
What is the energy stored in a capacitor with a capacitance of 10 µF charged to 12 V?
480 µJ
900 µJ
720 µJ
600 µJ
What is the formula for the capacitance of a coaxial cylindrical capacitor?
C = (2πL) / ln(b/a)
C = (4πε₀L) / (b-a)
C = (ε₀L) / ln(b-a)
C = (2πε₀L) / ln(b/a)
What is the formula for the capacitance of a concentric spherical capacitor?
C = 4πε₀ * (ab)/(b - a)
C = 4πε₀ * (a*b)/(a + b)
C = 2πε₀ * (b - a)
C = 4πε₀ * (a + b)/(b - a)
What will the equivalent parallel plate capacitor circuit will look like, if a composite dielectric material is placed in between parallel plate capacitor?
two parallel plate capacitors in series connection with different dielectric in each capacitors
two parallel plate capacitors in parallel connection with different dielectric in each capacitors
It will look like a single parallel plate capacitor with a dielectric material having mean dielectric constant
All of the above
What will be the equivalent parallel plate capacitor circuit look like for a concentric spherical capacitor having its inner sphere grounded to earth
2 parallel plate capacitors connected in series
1 parallel plate capacitor connected to ground
2 parallel plate capacitor connected parallely
None of the above
Find out the capacitance of the earth. The radius of earth ia 6378 km.
700 nF
7000 nF
750 nF
7500 nF
Capacitor consists of two
Insulator separated by dielectric
Conductor separated by cylinder
Conductor separated by insulator
silver coated insulators
Capacitance of a capacitor does not depend on
Plate separation
Plate thickness
Nature of dielectric
Plate area
