Q. 20 : In a parallel plate capacitor with air, the distance between the plates is reduced to half and the space is filled with dielectric of constant 4. If initial capacity of capacitor is 2 uF, then final value of capacity is (a) 4 puF (b) 8µF (c) 16 µF (d) 2 µF
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Q: A capacitor of 800 mF has a voltage of 14 sin(400t). The energy stored in it at t = 40 ms is:
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Q: A capacitor of capacity 10 uF is subjected to charge by a battery of 10 V. Calculate the energy…
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Q: when connected in series. What is the capacitance of each capacitor? smaller capacitor pF bigger…
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Q: Q. 20 : In a parallel plate capacitor with air, the distance between the plates is reduced to half…
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Q: How long will it take for the capacitor to "fully discharge" itself?
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Q: A capacitor of capacity 10 uF is subjected to charge by a battery of 10 V. Calculate the energy…
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Q: (a) What is its permittivity? (b) What will be the capacitance if this dielectric is inserted into a…
A: Given: Relative permittivity of a dielectric, ∈r=2.25 Air capacitor, C0=1.8
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Q: capacitance C of
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A: Given that, Er.m.s = 230 V f = 50 V L = 2H C = ?
Find the final value of the capacitor.
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