Electronics signal processing control and communications: a sinusoidal current, 5 mA in amplitude, flows in a resistor of 250 W. Calculate the mean-squared voltage across the resistor.give your answer to 3 significant figures.

Electronics signal processing control and communications Question 1 (4 marks) a. A sinusoidal current, 5 mA in amplitude, flows in a resistor of 250 W. Calculate the mean-squared voltage across the resistor. Give your answer to 3 significant figures.(2 marks) b. Wide band noise with a power density of 3 × 10 W Hz is … Read more