JEE Main 2022 · 27 Jun · Shift 2 · Physics Q44

PhysicsSingle correct+4 / -1Question 44 of 90

If L, C and R are the self inductance, capacitance and resistance respectively, which of the following does not have the dimension of time?

\dfrac LR

\sqrt{LC}

\dfrac LC

Answer and worked solution

Official answer: D

Time constants. $RC$ , $\frac LR$ and $\sqrt{LC}$ are times; $\frac LC$ has units of $\Omega^2$ .

(D)

Topics:Dimensional analysis LC oscillations

JEE Main 2022 · 27 Jun · Shift 2, Physics question 44