CAPACITANCE
Electrostatic Potentials and Capacitance

268093 A dielectric of thickness \(5 \mathrm{~cm}\) and dielectric constant 10 is introduced between the plates of a parallel plate capacitor having plate area \(500 \mathrm{sq} . \mathrm{cm}\) and separation between the plates \(10 \mathrm{~cm}\). The capacitance of the capacitor with dielectric slab is
\(\left(\varepsilon_{0}=8.8 \times 10^{-12} C^{2} / N-m^{2}\right)\)

1 \(4.4 \mathrm{pF}\)
2 \(6.2 p F\)
3 \(8 p F\)
4 \(10 \mathrm{pF}\)
Electrostatic Potentials and Capacitance

268094 The capacitance of a sphere of radius \(10 \mathrm{~cm}\) situated in air is approximately

1 \(11 \times 10^{-6} \mathrm{~F}\)
2 \(11 \times 10\) \(\mathrm{F}\)
3 \(11 \times 10^{-12} \mathrm{~F}\)
4 Zero
Electrostatic Potentials and Capacitance

268107 A parallel plate condenser has initially air medium between the plates. If a slab of dieletric constant 5 having thickness half the distance of seperation between the plates is introduced, the percentage increase in its capacity is

1 \(33.3 \%\)
2 \(66.7 \%\)
3 \(50 \%\)
4 \(75 \%\)
Electrostatic Potentials and Capacitance

268108 When a dielectric slab of thickness \(4 \mathrm{~cm}\) is introduced between the plates of parallel plate condenser, it is found the distance between the plates has to be increased by \(3 \mathrm{~cm}\) to restore to capacity to original value. The dielectric constant of the slab is

1 \(1 / 4\)
2 4
3 3
4 1
Electrostatic Potentials and Capacitance

268093 A dielectric of thickness \(5 \mathrm{~cm}\) and dielectric constant 10 is introduced between the plates of a parallel plate capacitor having plate area \(500 \mathrm{sq} . \mathrm{cm}\) and separation between the plates \(10 \mathrm{~cm}\). The capacitance of the capacitor with dielectric slab is
\(\left(\varepsilon_{0}=8.8 \times 10^{-12} C^{2} / N-m^{2}\right)\)

1 \(4.4 \mathrm{pF}\)
2 \(6.2 p F\)
3 \(8 p F\)
4 \(10 \mathrm{pF}\)
Electrostatic Potentials and Capacitance

268094 The capacitance of a sphere of radius \(10 \mathrm{~cm}\) situated in air is approximately

1 \(11 \times 10^{-6} \mathrm{~F}\)
2 \(11 \times 10\) \(\mathrm{F}\)
3 \(11 \times 10^{-12} \mathrm{~F}\)
4 Zero
Electrostatic Potentials and Capacitance

268107 A parallel plate condenser has initially air medium between the plates. If a slab of dieletric constant 5 having thickness half the distance of seperation between the plates is introduced, the percentage increase in its capacity is

1 \(33.3 \%\)
2 \(66.7 \%\)
3 \(50 \%\)
4 \(75 \%\)
Electrostatic Potentials and Capacitance

268108 When a dielectric slab of thickness \(4 \mathrm{~cm}\) is introduced between the plates of parallel plate condenser, it is found the distance between the plates has to be increased by \(3 \mathrm{~cm}\) to restore to capacity to original value. The dielectric constant of the slab is

1 \(1 / 4\)
2 4
3 3
4 1
Electrostatic Potentials and Capacitance

268093 A dielectric of thickness \(5 \mathrm{~cm}\) and dielectric constant 10 is introduced between the plates of a parallel plate capacitor having plate area \(500 \mathrm{sq} . \mathrm{cm}\) and separation between the plates \(10 \mathrm{~cm}\). The capacitance of the capacitor with dielectric slab is
\(\left(\varepsilon_{0}=8.8 \times 10^{-12} C^{2} / N-m^{2}\right)\)

1 \(4.4 \mathrm{pF}\)
2 \(6.2 p F\)
3 \(8 p F\)
4 \(10 \mathrm{pF}\)
Electrostatic Potentials and Capacitance

268094 The capacitance of a sphere of radius \(10 \mathrm{~cm}\) situated in air is approximately

1 \(11 \times 10^{-6} \mathrm{~F}\)
2 \(11 \times 10\) \(\mathrm{F}\)
3 \(11 \times 10^{-12} \mathrm{~F}\)
4 Zero
Electrostatic Potentials and Capacitance

268107 A parallel plate condenser has initially air medium between the plates. If a slab of dieletric constant 5 having thickness half the distance of seperation between the plates is introduced, the percentage increase in its capacity is

1 \(33.3 \%\)
2 \(66.7 \%\)
3 \(50 \%\)
4 \(75 \%\)
Electrostatic Potentials and Capacitance

268108 When a dielectric slab of thickness \(4 \mathrm{~cm}\) is introduced between the plates of parallel plate condenser, it is found the distance between the plates has to be increased by \(3 \mathrm{~cm}\) to restore to capacity to original value. The dielectric constant of the slab is

1 \(1 / 4\)
2 4
3 3
4 1
Electrostatic Potentials and Capacitance

268093 A dielectric of thickness \(5 \mathrm{~cm}\) and dielectric constant 10 is introduced between the plates of a parallel plate capacitor having plate area \(500 \mathrm{sq} . \mathrm{cm}\) and separation between the plates \(10 \mathrm{~cm}\). The capacitance of the capacitor with dielectric slab is
\(\left(\varepsilon_{0}=8.8 \times 10^{-12} C^{2} / N-m^{2}\right)\)

1 \(4.4 \mathrm{pF}\)
2 \(6.2 p F\)
3 \(8 p F\)
4 \(10 \mathrm{pF}\)
Electrostatic Potentials and Capacitance

268094 The capacitance of a sphere of radius \(10 \mathrm{~cm}\) situated in air is approximately

1 \(11 \times 10^{-6} \mathrm{~F}\)
2 \(11 \times 10\) \(\mathrm{F}\)
3 \(11 \times 10^{-12} \mathrm{~F}\)
4 Zero
Electrostatic Potentials and Capacitance

268107 A parallel plate condenser has initially air medium between the plates. If a slab of dieletric constant 5 having thickness half the distance of seperation between the plates is introduced, the percentage increase in its capacity is

1 \(33.3 \%\)
2 \(66.7 \%\)
3 \(50 \%\)
4 \(75 \%\)
Electrostatic Potentials and Capacitance

268108 When a dielectric slab of thickness \(4 \mathrm{~cm}\) is introduced between the plates of parallel plate condenser, it is found the distance between the plates has to be increased by \(3 \mathrm{~cm}\) to restore to capacity to original value. The dielectric constant of the slab is

1 \(1 / 4\)
2 4
3 3
4 1