Calculate these complex numbers and express your results in rectangular form:


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What factor might make a 120/208 V 3-phase 4-wire system more economical than a 120/240 V single-phase 3-wire system?

A) The 120/240 V system requires larger neutrals. B) The neutral can serve up to 3 single-phase loads. C) Most equipment is designed for 208 V.

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There is never an opportunity for convergence in technologies that are thought to be different.

Answer the following statement true (T) or false (F)

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Which of the following have a strong interest in food safety

a. the government b. retailers c. consumers d. All of the above have strong interests in food safety. e. None of the above have strong interests in food safety.

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Determine the measure of ?2.

Fill in the blank(s) with the appropriate word(s).

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