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Electronics and Communication Engineering - Exam Questions Papers

Exercise : Exam Questions Papers - Exam Paper 15
36.
The fuse material used in electrical lines must have which one of the following properties?
High resistivity
Low conductivity
High melting point
Low melting point
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
With respect to transmission parameters, which one of the following is correct?
A and B are dimensionless
B and C are dimensionless
A and D are dimensionless
B and D are dimensionless
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
For detecting a sequence 1011 which is the correct state diagram representation.
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
In the circuit, shown in figure, V0 = Vi. The values of 1, m, n are: (x represents don't care conditions)
0, 1, 1
∞, x, x
x, ∞, x
0, x, ∞
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
In the design of a single mode step index optical fiber close to upper cut-off, the single mode operations is NOT preserved if
radius as well as operating wavelength are halved
radius as well as operating wavelength are doubled
radius is halved and operating wavelength is doubled
radius is doubled and operating wavelength is halved
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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