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Q.

 A resonance circuit having inductance and resistance  2×104H and 6.28Ω  respectively oscillates at 10 MHz frequency. The value of quality factor of this resonator is,  π=3.14

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a

2000

b

200

c

20

d

1000 

answer is C.

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Detailed Solution

Q=xLR=ωLR=2πfLR
Q=2π×106×10×2×1046.28=2000
Q=2000

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