Electronics and Communication Engineering - Electromagnetic Field Theory
Exercise : Electromagnetic Field Theory - Section 3
- Electromagnetic Field Theory - Section 1
- Electromagnetic Field Theory - Section 2
- Electromagnetic Field Theory - Section 3
- Electromagnetic Field Theory - Section 4
- Electromagnetic Field Theory - Section 5
- Electromagnetic Field Theory - Section 6
- Electromagnetic Field Theory - Section 7
- Electromagnetic Field Theory - Section 8
- Electromagnetic Field Theory - Section 9
- Electromagnetic Field Theory - Section 10
- Electromagnetic Field Theory - Section 11
- Electromagnetic Field Theory - Section 12
- Electromagnetic Field Theory - Section 13
41.
In case of static electric field Maxwell's divergence equation states that:
∇ . 
= 1/r
= 1/r∇ . = r/ε0
= r/ε0∇ . = εr
= εr∇ . = r
= r42.
For a reflection co-efficient of 0.5, the value of SWR is
Answer: Option
Explanation:
.
43.
A rectangular waveguide having TE10 mode as dominant mode is having a cut off frequency of 18 GHz for the TE30 mode. The inner broad wall dimension of the rectangular waveguide is
Answer: Option
Explanation:
44.
A 50 p characteristic impedance line is connected to a load which shows a reflection coefficients of 0.268. If Vin = 15 volt, then the net power delivered to the load will be
Answer: Option
Explanation:
r 
, P = v2/ZL.
45.
1 dB is equal to __________ nepier
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