Alternating Current - Result Question 32
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34. The time constant of $C-R$ circuit is
======= ####34. The time constant of $C-R$ circuit is
3e0f7ab6f6a50373c3f2dbda6ca2533482a77bed:content/english/neet-pyq-chapterwise/physics/alternating-current/alternating-current—result-question-32.md (a) $1 / CR$
(b) $C / R$
(c) $CR$
(d) $R / C$
Topic 3: Transformers & LC Oscillations
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Answer:
Correct Answer: 34. (c)
Solution:
- (c) The time constant for resonance circuit, $=CR$
Growth of charge in a circuit containing capacitance and resistance is given by the formula, $q=q_0(1-e^{-t / C R})$ $CR$ is known as time constant in this formula.
