This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: In an AC circuit the voltage varies as V = 96. sin (277 t) volts. (a) What is the rms voltage? ... (Read 65 times)

tingc95

  • Hero Member
  • *****
  • Posts: 556
on: Jul 27, 2018
In an AC circuit the voltage varies as V = 96. sin (277 t) volts.
 
  (a) What is the rms voltage?
  (b) What is the frequency?

Question 2

An observer approaches a stationary 1000 Hz sound source at twice the speed of sound. The observer hears a frequency of
 
  A) 2000 Hz.
  B) 500 Hz.
  C) 4000 Hz.
  D) 1500 Hz.
  E) 3000 Hz.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

katkat_flores

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 27, 2018
Answer to Question 1

(a) 68. V
(b) 44.1 Hz

Answer to Question 2

D


tingc95

  • Member
  • Posts: 556
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

bdobbins

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

The shut-off switch on a GM parallel hybrid truck is green because this system uses 42 volts instead ... The shut-off switch on a GM parallel hybrid truck is green because this system uses 42 volts instead ...
The digital multimeter should be set to read DC volts and the red lead connected to the battery ... The digital multimeter should be set to read DC volts and the red lead connected to the battery ...
When the voltage drop reaches approximately 1.20 volts, the PCM turns on a transistor. The ... When the voltage drop reaches approximately 1.20 volts, the PCM turns on a transistor. The ...
A typical heated zirconia oxygen sensor, showing the sensor signal circuit that uses the outer ... A typical heated zirconia oxygen sensor, showing the sensor signal circuit that uses the outer ...
Resting Membrane Potential: Voltage Difference Resting Membrane Potential: Voltage Difference
For the circuit in Figure 1, assume ideal diodes. The peak inverse voltage is approximately For the circuit in Figure 1, assume ideal diodes. The peak inverse voltage is approximately
Video: Cataract

For a complete list of videos, visit our video library