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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 parallel metal plates having charges +Q and -Q face each other at a certain
- A beam of cathode rays is subjected to crossed Electric (E) and Magnetic fields (B)
- A uniform rope of length 12 m and mass 6 kg hangs vertically from a rigid support.
- Two equal and opposite charges of masses m₁ and m₂ are accelerated
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two parallel metal plates having charges +Q and -Q face each other at a certain
- A beam of cathode rays is subjected to crossed Electric (E) and Magnetic fields (B)
- A uniform rope of length 12 m and mass 6 kg hangs vertically from a rigid support.
- Two equal and opposite charges of masses m₁ and m₂ are accelerated
- A ray of light is incident at an angle of incidence i, on one face of a prism
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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