Microwave Communications-Transmission Lines [NTA-NET (UGC-NET) Electronic Science (88)]: Questions 1 - 3 of 3
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Question 1
Appeared in Year: 2018
Question Assertion-Reason▾
Assertion(Ꭺ)
For transmission lines, having their length equal to odd multiple of , the following expression are given sin =
(July)
Reason(Ꭱ)
Under the above conditions, i.e.. for odd multiples of Quarter wavelengths the input impedance becomes equal to
Choices
Choice (4) | Response | |
---|---|---|
a. | Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ | |
b. | Ꭺ is true but Ꭱ is false | |
c. | Both Ꭺ and Ꭱ are false | |
d. | Ꭺ is false but Ꭱ is true |
Question 2
Appeared in Year: 2013
Question Match List-Ⅰ List-Ⅱ▾
Match the following List -i with List-ii
List-Ⅰ (Column-I) | List-Ⅱ (Column-II) |
---|---|
(A) Simplex | (i) Bidirectional but not at same time |
(B) Full/Full Duplex (F/FDX) | (ii) Bidirectional at same time but not between same two points |
(C) Half Duplex (HDX) | (iii) Bidirectional and at same time between same two points |
(D) Full Duplex (FDX) | (iv) Unidirectional |
Choices
Choice (4) | Response | |
---|---|---|
| ||
a. |
| |
b. |
| |
c. |
| |
d. |
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Question 3
Appeared in Year: 2019
Question MCQ▾
Velocity factor of transmission line (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | is inversely proportional to the dielectric constant of insulation between conductors | |
b. | is inversely proportional to the square root of dielectric constant of insulation between conductors | |
c. | is directly proportional to the dielectric constant of insulation between conductors | |
d. | does not depend on dielectric constant of insulation between conductors |