6. When mismatch is great, this power actually cause damage to the transmitter or the line itself.
(a) The incident power
(b) The reflected power
(c) The power dissipation
(d) The carrier power
7. Determine the characteristic impedance of a transmission line which has a capacitance of 30 pF/m and an inductance of 75 nH/m :
(a) 5 Ω
(b) 50 Ω
(c) 500 Ω
(d) 5 KΩ
8. At UHF and microwave frequencies, transmission lines are commonly used as :
(a) Antenna
(b) Coupler
(c) Resonant circuit
(d) Transformer
9. The time required for a wave to propagate on a transmission line will depend on the value of its :
(a) Series resistance and shunt conductance
(b) Series inductance and shunt capacitance
(c) Series resistance and series inductance
(d) Shunt conductance and shunt capacitance
10. A measure of how the voltage or current decreases with distance along the line :
(a) Propagation constant
(b) Attenuation constant
(c) Phase constant
(d) SWR
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