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Quiz 3
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Q.1
Tropospheric scatter is used with frequencies in the
HF
VHF
UHF
VLF
Q.2
A Yagi antenna has a driven antenna
Only
With a reflector
With one or more directors
With a reflector and one or more directors
Q.3
Which of the following is multiband HF receiving antenna?
Square loop
Log-periodic
Conical horn
Folded dipole
Q.4
An open wire transmission line having a characteristic impedance of 600 ohms is terminated by a resistive load of 900 O. The standing wave ratio will be
1.5
2.5
3.5
4.5
Q.5
The radiation pattern of Hertzian dipole in the plane perpendicular to dipole is a
Null
Circle
Figure of eight
None of the above
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