Figure shows 4 block diagram of a system to recover a sampled signal s – McqOptions

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1.	Figure shows 4 block diagram of a system to recover a sampled signal shown as input.Blocks A and B can be respectively :
A.	Zero order hold and low pass filter
B.	Multiplier and high pass filter
C.	Envelop detector and sampler
D.	Tuned circuit and mixer
Answer» B. Multiplier and high pass filter

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