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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 tuning fork vibrates with 2 beats in 0.04 second. The frequency of the fork is
- If a small amount of antimony is added to germanium crystal
- The force F acting on a particle of mass m is indicated by the force-time graph
- A Si and a Ge diode has identical physical dimensions. The bandgap in Si is larger
- The energy of groundstate (n=1) of hydrogen level is -13.6 eV. The ionistation
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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