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Explain what would happen if in the capa...

Explain what would happen if in the capacitor given in Exercise, a 3 mm thick mica sheet (of dielectric constant = 6) were inserted between the plates,
(a) while the voltage supply remained connected.
(b) after the supply was disconnected.

Text Solution

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(a) V = 100 V, C = 108 pF, `Q = 1.08 xx 10^(-8)` C
(b) `Q = 1.8 xx 10^(-9) C, C= 108pF, V = 16.6 V`
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NCERT GUJARATI-ELECTROSTATIC POTENTIAL AND CAPACITANCE -EXERCISES
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  2. In a parallel plate capacitor with air between the plates, each plate ...

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  3. Explain what would happen if in the capacitor given in Exercise, a 3 m...

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  15. Figure 2.32 shows a charge array known as an electric quadrupole. For ...

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  16. An electrical technician requires a capacitance of 2 µF in a circuit a...

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  17. What is the area of the plates of a 2 F parallel plate capacitor, give...

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  18. Obtain the equivalent capacitance of the network in Fig. 2.33. For a 3...

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  19. The plates of a parallel plate capacitor have an area of 90 cm^2 each ...

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  20. A 4 muF capacitor is charged by a 200 V supply. It is then disconnect...

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