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A 10 micro farad capacitor is charged to 500 V and then its plates are joined together through a resistance of 10 ohm. The heat produced in the resistance is
Options
(a) 500 J
(b) 250 J
(c) 125 J
(d) 1.25 J
Correct Answer:
1.25 J
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Subject: Physics
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- The coefficient of mutual inductance of two coils is 6 mH. If the current flowing
- A bus is moving with a speed of 10 ms⁻¹ on a straight road
- A body is placed in an insulating container at temperature 227⁰C.
- Two beams of light having intensities I and 4I interfere to produce a fringe pattern
- If the alternating current I=I₁ cosωt+I₂ sinωt, then the rms current is given by
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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Energy stored in a capacitor is converted to heat produced
E=1/2CV²
E= 1/2×10×10^-6×(500)²
1/2 ×10×10^-6×250000
125×10^-2
1.25 JOULE
Correct