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A 20(mu)Fcapacitor is joined to a batter...

A `20(mu)F`capacitor is joined to a battery of emf 6.0V through a resistance of `100(Omega)`.find the charge on the capacitor 2.0ms after the connections are made .

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`Q = Q. e^(-t/RC) `
` = 120 xx (10^-6)e^(-(2 xx (10^-3))/((10^2). 20 xx (10^-6)))`
` = 120 xx (10^-6)e `
` = 120 xx (10^-6) e^-1 `
` = 76 mu C ` .
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HC VERMA-ELECTRIC CURRENT IN CONDUCTORS-Exercises
  1. A parallel-plate capacitor with plate are 20cm^(2)and plate separation...

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  2. A capacitor of capacitance 10(mu)F is connected to a battery of emf 2V...

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  3. A 20(mu)Fcapacitor is joined to a battery of emf 6.0V through a resist...

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  4. The plates of a capacitor of capacitance 10(mu)F,charged to 60(mu)C,ar...

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  5. A capacitor of capacitance 8.0(mu)F is connected to a bettery of emf 6...

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  6. A parallel-plate capacitor of plate area 40 cm^2 and separation betwee...

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  7. A parallel-plate capacitor has plate area 20cm^(2),plate separation 1....

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  8. A 100(mu)F capacitor is joined to a 24 V battery through a 1.0 M(Omega...

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  9. How many time constants will elapse before the current in a charging R...

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  10. How many time constants will elapse before the charge on a capacitor f...

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  11. How many time constants will elapse before the energy stored in the ca...

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  12. how many time constants will elapse before the power delovered by the ...

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  13. A capacitor of capacitance C is connected to a battery of emf (epsilon...

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  14. A capacitor of capacitance 12(mu)Fis connected to a battery of emf 6.0...

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  15. A capacitance C charged to a potential difference V is discharged by c...

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  16. By evaluating int i^(2)Rdt,show that when a capacitor is charged by co...

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  17. A parallel-plate capacitor is filled with a delectric meterial having ...

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  18. Find the charge on each of the capacitor 0.20ms after the switch S is ...

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  19. The switch S shown in figure is kept closed for a long time and is the...

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  20. A capacitor of capacitance 100(mu)F is connected across a battery of e...

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