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A capacitance of 2mu F is required in ...

A capacitance of `2mu F` is required in an electrical circuit across a potential difference of 1.0 kV. A large number of `1mu F` capacitors are available which can withstand a potential difference of not more than 300 V. The minimum number of capacitors required to achieve this is :

A

32

B

2

C

16

D

24

Text Solution

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The correct Answer is:
A
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RESONANCE-CAPACITANCE-Exercise - 3
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  5. Consider a simple RC circuit as shown in figure 1. Process 1 : In th...

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  6. Three identical capacitors C(1),C(2) and C(3) have a capacitance of 1...

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  7. A battery is used to charge a parallel plate capacitor till the potent...

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  8. A parallel plate condenser with a dielectric of dielectric constant K ...

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  9. A parallel plate capacitor with air between the plates has capacitance...

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  10. LetC be the capacitance of a capacitor discharging through a resistor ...

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  11. A resistor 'R' and 2(mu)F capacitor in series is connected through a s...

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  12. Combination fo two identical capacitors, a resistor R and a dc voltage...

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  13. The figure shows an experimental plot discharging of a capacitor in an...

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  14. Two capacitors C1 and C2 are charged to 120V and 200V respectively. It...

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  15. A parallel plate capacitor is made of two circular plates separated by...

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  16. In the givven circuit, charge Q2 on the 2muF capacitor changes as C is...

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  17. A combination of capacitors is set up as shown in the figure. The magn...

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  18. A capacitance of 2mu F is required in an electrical circuit across ...

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  19. In the given circuit digram when the current reaclies steady state in ...

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  20. A parallel plate capacitor of capacitance 90 pF is connected to a bat...

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