1. 20 sec.
2. 40 sec
3. 35 sec
4. 45 sec
40 sec
1. Same as that of a non-resonant rhombic antenna
2. Less than that of a non-resonant rhombic antenna
3. Greater than that o a non-resonant rhombic antenna
4. None of the above
Less than that of a non-resonant rhombic antenna
1. Generator
2. Reflector
3. Transducer
4. Regulator
Generator
1. High bandwidth
2. High gain
3. A parasitic director
4. Parasitic reflector
High bandwidth
1. High gain and low bandwidth
2. High gain and large bandwidth
3. Low gain and small bandwidth
4. None of these
High gain and low bandwidth
1. y = AB
2. y = AB
3. y = A + B
4. y = A + B
y = A + B
1. Vertical grounded wire type
2. Horizontally suspended wire type
3. Parabolic reflector type
4. All of the above
Vertical grounded wire type
1. A B C d 3 4 2 1
2. A B C d 4 3 1 2
3. A B C d 3 2 4 1
4. A B C d 4 1 2 3
A |
B |
C |
d |
3 |
4 |
2 |
1 |
1. ABCD
2.
3. A + B + C + D
4.
1. 150
2. 300
3. 450
4. 600
300