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When two identical capacitors are in series, they have 3 μF capacitance and when in parallel 12 μF. What is the capacitance of each?
Options
(a) 6 μF
(b) 3 μF
(c) 12 μF
(d) 9 μF
Correct Answer:
6 μF
Explanation:
Let C = each capacitance
In parallel, (C + C) = 12 ⇒ 2C = 12
⇒ C = 6 μF
Related Questions: - Which pair is isotonic?
- A radioactive sample S₁ having an activity of 5 μCi has twice the number of nuclei
- The escape velocity from the earth’s surface is 11 kms⁻¹.A certain planet
- The initial rate of increase of current, when a battery of emf 6 V is connected
- An ideal gas expands in such a manner that its pressure and volume can be related
Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which pair is isotonic?
- A radioactive sample S₁ having an activity of 5 μCi has twice the number of nuclei
- The escape velocity from the earth’s surface is 11 kms⁻¹.A certain planet
- The initial rate of increase of current, when a battery of emf 6 V is connected
- An ideal gas expands in such a manner that its pressure and volume can be related
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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