Which inductor is used at high frequencies? - Materials and Components

Electronics and Communication Engineering (ECE) : Materials and Components - Quiz(MCQ)

Which inductor is used at high frequencies?

A)

Ceramic cored

B)

Cast iron cored

C)

Iron alloy cored

D)

Sheet steel cored

Correct Answer : Option (A) : Ceramic cored

Recently Updated in Materials and Components Questions

Magnetic hysteresis phenomenon is explained by

A)

domain rotation

B)

motion of domain walls

C)

motion of domain walls and domain rotation

D)

None of the above

Correct Answer : motion of domain walls and domain rotation

A circular sphere mile is the area of cross-section of a wire

A)

having a radius equal to 1 miles

B)

having a circumference equal to 1 miles

C)

having a circumference equal to 0 miles

D)

having a diameter equal to 1 miles

Correct Answer : having a diameter equal to 1 miles

For small size high frequency coils, the most common core material is

A)

steel

B)

ferrite

C)

air

D)

powdered iron

Correct Answer : air

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