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The figure shows emf phasors a, b, and c

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The figure shows emf phasors a, b, and c.

Part A

For each, what is the instantaneous value of the emf?

Enter your answers numerically separated by commas.

Ea, Eb, Ec = ______ V

Part B

At this instant, is the magnitude of emf represented by phasor a increasing, decreasing, or holding constant?

A) increasing

B)deceasing

C)holding constant

Part C

At this instant, is the magnitude of emf represented by phasor b increasing, decreasing, or holding constant?

A) increasing

B)deceasing

C)holding constant

Part D

At this instant, is the magnitude of emf represented by phasor c increasing, decreasing, or holding constant?

A) increasing

B)deceasing

C)holding constant