This topic contains a solution. Click here to go to the answer

Author Question: How much charge can be placed on a capacitor of plate area 20 cm2 with air between the plates before ... (Read 29 times)

abarnes

  • Hero Member
  • *****
  • Posts: 556
How much charge can be placed on a capacitor of plate area 20 cm2 with air between the plates before it reaches atmospheric breakdown where E = 3.0  106 V/m? (e0 = 8.85  10-12 C2/Nm2)
 a. 6.6  10-7 C
  c. 5.3  10-8 C
  b. 2.7  10-8 C
  d. 4.0  10-7 C

Question 2

A ceiling fan is turned on and reaches an angular speed of 60 rev/min in 20 s. It is then turned off and coasts to a stop in 40 s. In the one minute of rotation, through how many revolutions did the fan turn?
 a. 30
  c. 0
  b. 60
  d. 600



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Andromeda18

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

C

Answer to Question 2

A




abarnes

  • Member
  • Posts: 556
Reply 2 on: Jul 28, 2018
Excellent


Jsherida

  • Member
  • Posts: 314
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

For a complete list of videos, visit our video library