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An L-R-C series circuit has L = 0

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An L-R-C series circuit has L = 0.500 H. C = 5.00 ,iF. and R = 310 . At t = 0 the current is zero and the initial charge on the capacitor is 2.80 x 10 C. Part A What is the values of the constant A in the followin equation? q= Ae-(R/2L) cos( 1G - 41 Rt + 0) Express your answer to three significant figures and include the appropriate units. ANSWER: A = Part B What is the value of the constant d? Express your answer in radians to three significant figures. ANSWER rad