Determine whether or not the systems with these frequency responses are causal.


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How do we determine when components need preventative maintenance?

What will be an ideal response?

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What would be a typical maximum intake restriction specification for a naturally aspirated diesel engine?

A. 15 inches H2O B. 15 inches Hg C. 25 inches H2O D. 25 inches Hg

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The formula for inductive reactance is _____.

a. XL = 1 ÷ 2?fL b. XL = 2 ÷ ?fL c. XL = 2? ÷ fL d. XL = 2?fL

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Each phase load consists of a 20-ohm resistor and a 10-ohm inductive reactance. With a line voltage of 480 V rms, calculate the average power taken by the load if:

(a) the three phase loads are delta-connected, (b) the loads are wye-connected.

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