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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
- Electric field intensity at a point in between two parallel sheets due to like
- A tuned amplifier circuit is used to generate a carrier frequency of 2 MHz
- An alternating electric field, of frequency v, is applied across the dees (radius = R)
- The momentum is most closely related to
- If two vectors 2i+3j+k and -4i-6j-λk are parallel to each other, then the value of λ is
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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