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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.
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A body travels 200 cm in the first two seconds and 220 cm in the next 4 secs
- Periodic time of a satellite revolving above Earth’s surface at a height equal to R,
- For inelastic collision between two spherical rigid bodies
- Let A = i Acosθ +j B sinθ be any vector.Another vector B which is normal to A is
- A DC ammeter has resistance 0.1Ω and its current ranges 0-100A. If the range
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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