5. An alternating current varying sinusoidally with a frequency of 50 Hz has an rms value of 20 A. a) Determine the instantaneous value at 0.0025 seconds. b) Determine the instantaneous value, 0.0125 seconds after passing through a positive maximum value. c) At what time, measured from a positive maximum value, will the instantaneous current be 14.14 A?

5. An alternating current varying sinusoidally with a frequency of 50 Hz has an rms value of 20 A. a) Determine the instantaneous value at 0.0025 seconds. b) Determine the instantaneous value, 0.0125 seconds after passing through a positive maximum value. c) At what time, measured from a positive maximum value, will the instantaneous current be 14.14 A?

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

See similar textbooks

Similar questions

1. A Sinusoidal current has an rms value of 5mA. Determine the following values. 1) Peak 2) Average 3) Peak to Peak
54. Practical average value of a sinusoidal wave is taken only at three cycles. True False 55. In a sinusoidal waveform, effective value is equal to (1/1.4142) of its peak to peak value. True False 63. For a practical inductor, the voltage leads the current by an angle of more than 90 degrees. True False
The rms value of the voltage in a 60 cycle circuit is 115 volts. write the equation for the sinusoidal wave
4. An alternating current varying sinusoidally with a frequency of 50 Hz has an ms value of 40 A. Find: a. The instantaneous value of 0.0025 seconds after passing through maximum positive value, b. The time measured from the maximum value when the instantaneous current is 14.14 A.
What are the Sinusoidal Oscillations? Explain its two important types with examples and diagrams
Determine the RMS value of semi circular current wave which has a maximum value of "A". a. 0.816A c. 0.237A b. 0.866A d. 0.707A
Draw the waveform of voltage and current under the following conditions: A current which lags the voltage by 60°. A current which leads the voltage by 60°. A current which is in phase with the voltage
2. The rms value of the voltage in a 60 cycle is 230 V. What is the equation of the sinusoidal wave?
Define the following: a. R.m.s value of a sinusoidal wave. b. Form factor , Peak factor. c. Power triangle ( with figure)
QUESTION 3 a) An alternating voltage has an average value of 6.5V and a period of 8ms. Write down the equation for the instantaneous value. b) After the waveform passes through zero, going positive, Find its instantaneous value (i) 0.6ms later, (ii) 4.5ms later, and (iii) The time taken for the voltage to reach 5V for the first time
Homework1 A waveform has a frequency of 100 Hz, and has an instantaneous value of 100V at 1.25 msec. Determine the sine wave equation. What is the voltage at 2.5 msec?
(c) Write down the equation for a sinusoidal voltage of 50 Hz and its peak value is 20 V. Draw the corresponding voltage versus time graph.