Find the apparent power of the following. v(t) = 700cos(19t + 30); i(t) = 340cos(19t + 50). (Note: angles are expressed in degrees.) 125000 VA 9000 VA 148500 VA 84000 VA 26100 VA 119000 VA 31500 VA 70400 VA 95000 VA 280600 VA
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The instantaneous power is given by p(t) = v(t) * i(t). Substituting the given values, we have p(t) = 700cos(19t + 30) * 340cos(19t + 50). Using the trigonometric identity cos(a) * cos(b) = (1/2)(cos(a - b) + cos(a + b)), we can simplify the expression: p(t) = Show more…
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