QUESTION 1 a) An electrical engineer is assigned to analyze the generator specification that produces a sinusoidal wave with no phase angle. The maximum e.m.f value of the generator is 120V over the period, T = 250ms. Calculate the e.m.f value at coil position 80° and 1.75x rad. i. ii. Determine the generated e.m.f at t = 150 ms. iii. If the phase angle of the generator shifted to –25° during the measurement process. Evaluate the time, t to produce the instantaneous e.m.f of 67V.

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QUESTION 1
a) An electrical engineer is assigned to analyze the generator specification that produces a
sinusoidal wave with no phase angle. The maximum e.m.f value of the generator is 120V over
the period, T = 250ms.
Calculate the e.m.f value at coil position 80° and 1.75x rad.
i.
ii.
Determine the generated e.m.f at t = 150 ms.
iii.
If the phase angle of the generator shifted to –25° during the measurement process.
Evaluate the time, t to produce the instantaneous e.m.f of 67V.
Transcribed Image Text:QUESTION 1 a) An electrical engineer is assigned to analyze the generator specification that produces a sinusoidal wave with no phase angle. The maximum e.m.f value of the generator is 120V over the period, T = 250ms. Calculate the e.m.f value at coil position 80° and 1.75x rad. i. ii. Determine the generated e.m.f at t = 150 ms. iii. If the phase angle of the generator shifted to –25° during the measurement process. Evaluate the time, t to produce the instantaneous e.m.f of 67V.
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