JEE Main 2021 · 24 Feb · Shift 1 · Physics Q26

← JEE Main 2021 · 24 Feb · Shift 1

PhysicsInteger+4 / -1Question 26 of 90

A resonance circuit having inductance and resistance $2\times10^{-4}$ H and 6.28 Ω respectively oscillates at 10 MHz frequency. The value of quality factor of this resonator is _______. [π = 3.14]

Your answer

Answer and worked solution

Official answer: 2000

Quality factor $Q=\dfrac{\omega L}R=\dfrac{2\times3.14\times10^7\times2\times10^{-4}}{6.28}=2000$ .

Answer: 2000

Topics:LCR circuits and resonance

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JEE Main 2021 · 24 Feb · Shift 1, Physics question 26