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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 capacitors of 10pF and 20pF are connected to 200V and 100V sources, respectively.
- The horizontal component of earth’s magnetic field at a place is 3×10⁻⁴ T
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two capacitors of 10pF and 20pF are connected to 200V and 100V sources, respectively.
- The horizontal component of earth’s magnetic field at a place is 3×10⁻⁴ T
- The work of 146 kJ is performed in order to compress one kilo mole fo gas adiabatically
- A tube of length L is filled completely with an incompressible liquid of mass
- To obtain a p-type semiconductor, germanium must be doped with
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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