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An insulator used in a transmission line has dielectric constant equal to 0.25 What is the velocity factor of the transmission line ? 

(A) (4/3) 

(B) 2 

(C) (3/2) 

(D) 4

1 Answer

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Best answer

The correct option is (B) 2.

Explanation:

Velocity factor = [1 / √(dielectric constant)] 

= [1 / √(0.25)] 

= 2

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