- RC
- Transformer
- Direct
- None of the above
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After coding a document into a digital signal, it can be sent by telephone, telex or satellite to the receiver where the signal is decoded and an exact copy of the original document is made. What is it called?
Answer: Option 3 Let'
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When measuring the characteristics of a small-signal amplifier, say for a radio receiver, one might be concerned with its "Noise..."?
Answer: Option 4 "Noise figure" is one critical parameter for determining the "quality" of a low-noise, small-signal, amplifier, and perhaps more importantly, the sensitivity of the overall receiver system. It...
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Signal will become zero when the feedback signal and reference signs are equal.?
Answer: Option 2 Let'
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When no signal is applied, the approximate collector efficiency of class A power amplifier is?
Answer: Option 2 Let'
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When a multistage tray tower uses a minimum reflux ratio, it implies?
Answer: Option 1 Let'
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Which of the following permits a microwave signal to travel in one direction with virtually no loss, but severely attenuates any signal attempting to travel in the reverse direction?
Answer: Option 1 Let'
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The transducers that converts the input signal into the output signal, which is a discrete function of time is known as ___________ transducer.?
Answer: Option 3 Let'
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Which is false statement about advantages of multistage compressor in comparison to single stage compressor?
Answer: Option 4 advantages of multistage compressor in comparison to single stage compressor - Less power requirement -Better mechanical balance -Less loss of air due to leakage past the cylinder
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Which is false statement about multistage compression?
Answer: Option 2 -Power consumption per unit of air delivered is low -It is best suited for compression ratios around 7:1 -The moisture in air is condensed in the inter-cooler
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The conventional mechnical transducer, which converts pressure signal to displacement signal is?
Answer: Option 2 Let'
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