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An air-filled rectangular waveguide has dimensions of a =6 cm and b =4 cm. The signal frequency is 3 GHz. Match List I with List II and select the correct answer using the codes below the lists.
List I
A. TE10
B. TE01
C. TE11
D. TM11List II
1. 2.5 GHz
2. 3.75 GHz
3. 4.506 GHz
4. 4.5 GHz
b. A→4, B→2, C→3, D→1
c. A→1, B→3, C→2, D→4
d. A→4, B→3, C→2, D→1
asked in Electronics Paper-1, 2010
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At UHF, short-circuited lossless transmission lines can be used to provide appropriate values of impedance. Match List I with List II and select the correct answer using the codes given below the lists.
List I
A. l < λ/4
B. λ/4 < l < λ/2
C. l = λ/4
D. l = λ/2List II
1. Capacitive
2. Inductive
3. 0
4. ∞
b. A→3, B→1, C→4, D→2
c. A→2, B→4, C→1, D→3
d. A→3, B→4, C→1, D→2
asked in Electronics Paper-1, 2010
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