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The average value of the alternating voltage between the ends of a resistor is 12.12V and its frequency is 50 Hz.
a. Write the mathematical expression for the voltage.
b. Calculate the effective voltage value.
c. Find the instantaneous value of the voltage 12 ms after zero.

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The average value of the alternating voltage between the ends of a resistor is 12.12V and its frequency is 50 Hz. a. Write the mathematical expression for the voltage. b. Calculate the effective voltage value. c. Find the instantaneous value of the voltage 12 ms after zero.