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1. The voltage across a 1 - μF capacitor is given. Which is the sinusoidal expression for the current?
a) 30 sin200t
b) 70cos (800t - 20°)
2. At what frequency will the reactance of a 1 - μFcapacitor equal the resistance of a 2 kΩ resistor?
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what are the difference between digital and Analog storage oscilloscope ?
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