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A capacitor is used to store 24 watt hour of energy at 1200 volt. What should be the capacitance of the capacitor?
Options
(a) 120 mF
(b) 120 μF
(c) 24 μF
(d) 24 μF
Correct Answer:
120 mF
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In a parallel plate capacitor with plate area A and charge Q, the force on one plate
- A and B are two vectors and θ is the angle between them ,if |A x B|=√3(A.B),the value of θ
- When indensity of radiation is increased on a photosensitive plate, then
- A particle free to move along X-axis has potential energy given as U(X) =k(1-e⁻ˣ²)
- The de-Broglie wavelength of an electron is the same as that of a 50 KeV X-ray photon.
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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U= 24 watt hour= 24×60×60
V= 1200 volt
U= 1/2 CV^2
C = 2U/V×V
C = 2×24×60×60/1200×1200
C= 0.12 F
C= 120×10^-3 F
C= 120mF