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Electronics and Communication Engineering - Exam Questions Papers

Exercise : Exam Questions Papers - Exam Paper 20
11.
What is the characteristic of a good control system?
Sensitive to parameter variation
Insensitive to input command
Neither sensitive to parameter variation nor sensitive to input commands
Insensitive to parameter variation but sensitive to input commands
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
What is the minimum value of VSWR that may exist on a transmission line?
Less than zero
Zero
One
10
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.

Assertion (A): For same drain current rating N-channel MOSFET occupies more area than p-channel MOSFET.

Reason (R): Electron mobility is much higher than hole mobility.

Both A and R are individually true and R is the correct explanation of A
Both A and R are individually true but R is not the correct explanation of A
A is true but R is false
A is false but R is true
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
What does a link budget for satellite communication include?
Total cost of satellite
Cost of satellite plus launch vehicle
Signal and noise levels is dB
Margins of error permitted
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Which one of the following materials is used for making permanent magnets?
Steel
Carbon
Carbon-Steel
Graphite
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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