3 years ago

The voltage E in an electrical circuit is modeled by E=3.8cos(110π t). What is the maximum voltage?

1 answer:

7 0

Answer:

Max E=3.8 Voltage

Step-by-step explanation:

$maximum-value -of cos(\theta) =1, when \theta=0,360,720\\110\pi t=0, therefore t=0, 1.04, 2.08 etc$

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