Transmission Line Theory – Exercise – 1

1. Transmission line must be matched to the load to ………… ?

(a)  transfer maximum voltage to the load
(b)  transfer maximum power to the load
(c)  reduce the load current
(d)  transfer maximum current to the load

Answer
Answer : (b)
Explanation
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2. Transmission lines are either balanced or unbalanced with respect to :

(a)  negative terminal
(b)  reference
(c)  ground
(d)  positive terminal

Answer
Answer : (c)
Explanation
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3. Input impedance of a shorted lossless line of length π/4 is :

(a)  Zero
(b)  Infinity
(c)  Z0
(d)  None of the above

Answer
Answer : (c)
Explanation
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(a) (b) (c) (d) Answer : () [/su_spoiler]
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(a) (b) (c) (d) Answer : () [/su_spoiler]
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(a) (b) (c) (d) Answer : () [/su_spoiler]
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(a) (b) (c) (d) Answer : () [/su_spoiler]
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(a) (b) (c) (d) Answer : () [/su_spoiler]
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(a) (b) (c) (d) Answer : () [/su_spoiler]
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10. A measure of how the voltage or current decreases with distance along the line :

(a) Propagation constant
(b) Attenuation constant
(c) Phase constant
(d) SWR

Answer
Answer : (b)
Explanation
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(a) (b) (c) (d) Answer : () [/su_spoiler]
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(a) (b) (c) (d) Answer : () [/su_spoiler]
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(a) (b) (c) (d) Answer : () [/su_spoiler]
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