A twisted pair of wires helps to eliminate the induction of electro-magnetic-interference (EMF).

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


True

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?The high frequency may be set so that it ______________for DC and ________________ for AC.

A. ?automatically cuts off after the arc is established; is kept on continuously B. ?is kept on continuously; goes off C. ?is kept on continuously; automatically cuts off after the arc is established D. ?automatically cuts off; goes off after one minute

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The charge entering the positive terminal of an element is q = 5sin(4?t) mC, while the voltage across the element (plus to minus) is v =3cos(4?) V

(a) Find the power delivered to the element at t = 0.3 s (b) Calculate the energy delivered to the element between 0 and 0.6s.

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If a vehicle is not equipped with a mass air flow (MAF) sensor, how does the PCM determine the volume of the incoming air charge drawn into the combustion chamber?

What will be an ideal response?

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Combinations of oxygen and fuel gases (oxyfuel gas [OF]) can be used for welding such as hydrogen, Mapp, or ____.

A. methane B. jet fuel C. propane D. Freon

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