The time constant of C-R circuit is (a) 1/CR (b) C/R (c) CR (d) R/C

Answer: (c). Charge on an RC circuit grows as q = q₀(1 - e-t/RC). The time constant is τ = CR (unit: Ω · F = s). So the answer is (c) CR.

The time constant of C-R circuit is | NEET 1992 (AIPMT)

Q46NEET 1992 · AIPMTEasy

Capacitors in DC Circuits & RC

The time constant of $C\text{-}R$ circuit is

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Answer: (c)

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