Suppose that at any given time t (in seconds) the current i (in amperes) in an alternating current circuit is i = 2 cos t + 2 sin t. What is the peak current for this circuit (largest magnitude)?

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Nishanth G
Nishanth G 2020-11-23
回答： Stephan 2020-11-23
i am learning mtlab now , and i have to solve this some one please help
Suppose that at any given time t (in seconds) the current i (in amperes) in an alternating current circuit is i = 2 cos t + 2 sin t. What is the peak current for this circuit (largest magnitude)?

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Stephan
Stephan 2020-11-23
Do the same as shown in your question before. Then use
diff(...) == 0
to find extremum points. The solve function maybe helpful.

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