S parameters are expressed as a ratio of: – McqOptions

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1.	S parameters are expressed as a ratio of:
A.	Voltage and current
B.	Impedance at different ports
C.	Indecent and the reflected voltage waves
D.	None of the mentioned
Answer» D. None of the mentioned

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If the reflection co efficient of a 2 port network is 0.25 then the return network loss in the network is:
If the reflection co efficient of a 2 port network is 0.5 then the return network loss in the network is:
Scattering matrix for a lossless matrix is:
S₁₂=0.85-45⁰ and S₁₂=0.85 +45⁰ for a two port network. Then the two port network is:
Scattering matrix for a reciprocal network is:
For a one port network , the scattering parameter S₁₁ in terms of impedance parameter Z₁₁ is:
The device used to get the measurement of S parameters of n- port micro wave network is:
The specific element Sij of the scattering matrix can be determined as:
The relation between incident voltage matrix , reflected voltage matrix and S matrix for a microwave network:
IF_THE_REFLECTION_CO_EFFICIENT_OF_A_2_PORT_NETWORK_IS_0.5_THEN_THE_RETURN_NETWORK_LOSS_IN_THE_NETWORK_IS:?$