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Radiofrequency choke uses core of
Options
(a) Air
(b) Iron
(c) Air and iron
(d) None of these
Correct Answer:
Air
Explanation:
Radio frequencies are higher frequencies. Air core chokes are therefore used.
Related Questions: - Two cells, having the same e.m.f. are connected in series through an external resistance
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two cells, having the same e.m.f. are connected in series through an external resistance
- A wire is stretched under a force. If the wire suddenly snaps the temperature
- For the normal eye, the cornea of eye provides a converging power of 40D
- The ratio of the numerical value of the average velocity and average speed
- A fringe width of a certain interference pattern is β=0.002 cm. What is the distance
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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