A system is excited by a sinusoid whose signal power is 0.01 and the response is a sinusoid of the same frequency with a signal power of 4. What is the magnitude of the transfer function of the system at the frequency of the sinusoid, expressed in decibels (dB)?
What will be an ideal response?
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When transferring refrigerants from a cylinder to a refrigeration system or any other container, you should always wear ____.
A. goggles with side shields and gloves B. heavy protective clothing C. rubber gloves D. industrial steel-toed shoes and an insulated cap
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The process of a cat giving birth is called ____________________
Fill in the blank(s) with correct word
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The discus valve design is more efficient than a flapper valve design because ____.
A. it allows a compressor design with less clearance volume B. it operates with less spring tension C. the amount of expanded vapor in the cylinder is greater D. it will not allow liquid refrigerant in the cylinder
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