KCET 2024 Physics Solved Paper

For better tuning of an LCR circuit used for communication, its quality factor is should be high.
quality factor Q=‌

1

R

√‌

L

C

For option (A) Q=‌

1

20

√‌

1.5

35×10−6

=10.35
For option (B) Q=‌

1

25

√‌

2.5

45×10−6

=9.42
For option (C) Q=‌

1

25

√‌

1.5

45×10−6

=7.30
For option (D) Q=‌

1

15

√‌

3.5

30×10−6

=22.77