What is the equation of the line shown?

•  y = 2x + 2
•  y = -2-x
•  y = x-2

keidi.lifja asking:
•  Please write your question here.

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A near perfect 4:1 step up transformer has it`s primary connected to 120VAC, if the secondary is connected to a load with 1600 ohms resistance, what is the current in the primary?
•  0.3 amps.
•  1 amp.
•  1.2 amps.

wenyang asking:
•  Why

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In a Series LC circuit if the value of the capacitance is increased then the power factor will be
•  greater than 1.
•  less than 1.
•  equal to 1.

wenyang asking:
•  Please write your question here.

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What must you do to make a 3 F capacitor circuit into a 2 F circuit?
•  Put a 2 F capacitor in parallel.
•  Put a 6 F capacitor in series.
•  Put a 1 F capacitor in series.

MohamedR04 asking:
•  how?

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A 4:1 step-up transformer receives 120VAC in its primary and has 1600 Ohms resistance in its secondary. What is the current drawn from the source?
•  3 A.
•  1.2 A.
•  0.3 A.

davide_gibbo asking:
•  Why 1.2? I think it's 0.3(480/1600)

Community comments: 1