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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: - A uniform force of (3i + j) newton acfs on a particle of mass 2kg
- SI unit of permittivity is
- The focal length of the objective of a terrestrial telescope is 80 cm
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A uniform force of (3i + j) newton acfs on a particle of mass 2kg
- SI unit of permittivity is
- The focal length of the objective of a terrestrial telescope is 80 cm
- A man of 50 kg mass is standing in a gravity free space at a height
- A ball moving with velocity 2 m/s collides head on with another stationary ball
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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