Q1 two diodes and a resistor are placed in a single loop

Reference no: EM13351033

Q1. Two diodes and a resistor are placed in a single loop circuit connected to an AC generator. The diodes are oppositely oriented, so that when one diode is forward-biased, the other is back-biased. Which phrase best describes the current in the circuit?

A) Nonzero and changing direction with time.

B) Nonzero and constant

C) Nonzero and changing magnitude with time.

D) Efficiently zero at all times.

Q2. A crane lifts a 425 kg steel beam vertically upward a distance of 59 m. How much work does crane do on the beam if the beam accelerates upward at 1.8 m/s^2? Avoid frictional forces.

Reference no: EM13351033

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