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Electronics and Communication Engineering - Electromagnetic Field Theory

Exercise : Electromagnetic Field Theory - Section 12
31.
A square corner reflector is used in which of the following?
TV broadcast
Point-to-point communication
Radio astronomy
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
Which of the following statement is incorrect?
 curl E = -μ jωE
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
High frequency waves are
absorbed by the F2 layer
reflected by the D layer
affected by the solar cycle
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
The direction of vectors gives the direction of propagation of electromagnetic waves
Vector (E x H)
Vector (F x H)
Vector E
Vector H
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
According to maximum power transfer theorem, the maximum power is absorbed by one network from another network when
the impedance of one of the networks is half that of the other
the impedance of one is the complex conjugate of the other
the impedance of one is equal to that of the other
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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