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F1057 Pages: 2

Explain rectangular micro strip patch antenna and explain its design steps.
Derive expression for effective refractive index, critical frequency , maximum
usable frequency and skip distance (assuming flat earth’s surface) for sky wave
propagation

Explain normal mode and axial mode helical antenna

Derive expression for line of sight distance for space wave propagation

assuming effective radius of earth,

मैप मे KK

Page 2 of 2

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