Related to inductor state (i) any two types (ii) any two applications

Related to inductor state (i) any two types (ii) any two applications 
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Answer :

Ans: i) Types of inductors & their applications: 

1) Iron core inductors: Used in Low frequency applications such as filter chokes, amplifiers 

2) Air core inductors: Used in high frequency applications such as oscillators, RF amplifiers, Radio and TV receivers. 

3) Ferrite core inductors: Used in high frequency upto 100MHz applications such as oscillators, RF amplifiers, Radio and TV receivers, signal generators.
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