Engineering, 08.09.2020 01:01, jacamron

The voltage, V, in volts, in an electrical outlet is given as a function of time, t, in seconds, by the function V=156cos(120πt).V=156cos(120πt). (a) Give an expression for the rate of change of voltage with respect to time.
(b) Is the rate of change ever zero? Explain.
(c) What is the maximum value of the rate of change?

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The voltage, V, in volts, in an electrical outlet is given as a function of time, t, in seconds, by...