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A series combination of resistor (R), capacitor (C), is connected to an AC source of angular frequency ω. Keeping the voltage same, if the frequency is changed to ω/3, the current becomes half of the original current. Then the ratio of the capacitive reactance and resistance at the former frequency is
Options
(a) √0.6
(b) √3
(c) √2
(d) √6
Correct Answer:
√0.6
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- 64 identical spheres of charge q and capacitance C each are combined to form a large
- A body is thrown upward from ground covers equal distances
- A piece of iron is heated in a flame. It first comes dull red then becomes reddish
- A coil has an area of 0.05 m² and it has 800 turns. It is placed perpendicularly
- The time of reverberation of a room A is one second. What will be the time (in seconds)
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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