Q1/ Choose the correct answers and fill the blanks for the following questions: 1. Matching of a transmission line with a characteristic impedance (Zo) and a load impedance (ZR) can be obtained when (b) ZR-2Zo (a) ZR-0.5Zo (c) ZR-Zo (d) ZR-0 2. Standing wave ratio (S) for a short circuit load connected to a transmission line is equal to (a) S-0 (b) S=-1 (c) S=Infinity (d) S=1 3. Any transmission line repeats its impedance, voltage, and current characteristics every . (Where n-0, 1, 2, 3....etc.) (a) n2/2 (b) nλ/3 (c) nλ/5 (d) nλ/6

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Q1/4 Choose the correct answers and fill the blanks for the following questions:
1. Matching of a transmission line with a characteristic impedance (Zo) and a load
impedance (ZR) can be obtained when
(b) ZR-2Z0
(a) ZR-0.5Zo
(c) ZR-Zo
(d) ZR-0
2. Standing wave ratio (S) for a short circuit load connected to a transmission line is equal
to
(a) S=0
(b) S=-1
(c) S=Infinity
(d) S-1
3. Any transmission
line repeats its impedance, voltage, and current characteristics every
(Where n-0, 1, 2, 3....etc.)
(b) nλ/3
(a) nλ/2
(c) nλ/5
(d) nλ/6
4. In smith chart, moving in the clockwise direction means moving.
a) From load to generator
b) From generator to load
5. In Crank diagram, moving in the clockwise direction from the load to the source can be
evaluated using the formula
a) +j2Bd
b)-j3Bx
c) -j2Bd
d)-j2ßx
6. For a lossless transmission line operating with frequency 300MHz, and it has an
inductance L-30mH/unit of length and a capacity C-75 µF/unit of length, the
while the phase constant (B) is equal to
characteristic impedance Zo=.
7. If a wave travelling inside a transmission line with a phase velocity of 2.5 x 10 m/sec, and
the wavelength is 3 meter, then the operating frequency (fo) is equal to
8. The reflection coefficient (KR) of a transmission line with a characteristic impedance
Zo-50 ohm/unit of length and an open circuit load is equal to
Transcribed Image Text:Q1/4 Choose the correct answers and fill the blanks for the following questions: 1. Matching of a transmission line with a characteristic impedance (Zo) and a load impedance (ZR) can be obtained when (b) ZR-2Z0 (a) ZR-0.5Zo (c) ZR-Zo (d) ZR-0 2. Standing wave ratio (S) for a short circuit load connected to a transmission line is equal to (a) S=0 (b) S=-1 (c) S=Infinity (d) S-1 3. Any transmission line repeats its impedance, voltage, and current characteristics every (Where n-0, 1, 2, 3....etc.) (b) nλ/3 (a) nλ/2 (c) nλ/5 (d) nλ/6 4. In smith chart, moving in the clockwise direction means moving. a) From load to generator b) From generator to load 5. In Crank diagram, moving in the clockwise direction from the load to the source can be evaluated using the formula a) +j2Bd b)-j3Bx c) -j2Bd d)-j2ßx 6. For a lossless transmission line operating with frequency 300MHz, and it has an inductance L-30mH/unit of length and a capacity C-75 µF/unit of length, the while the phase constant (B) is equal to characteristic impedance Zo=. 7. If a wave travelling inside a transmission line with a phase velocity of 2.5 x 10 m/sec, and the wavelength is 3 meter, then the operating frequency (fo) is equal to 8. The reflection coefficient (KR) of a transmission line with a characteristic impedance Zo-50 ohm/unit of length and an open circuit load is equal to
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