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Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
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Electronics and Communication Engineering
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Materials and Components
Which inductor is used at high frequencies?
Cast iron cored
Sheet steel cored
Iron alloy cored
Ceramic cored
Show Answer
Correct Answer:
Ceramic cored
Explanation:
Cast iron, sheet steel and iron alloy have very high hysteresis and eddy current losses at high frequencies.
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