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

Author Question: Two capacitors with capacitances of 1.0 mF and 0.50 mF, respectively, are connected in series. The ... (Read 78 times)

MirandaLo

  • Hero Member
  • *****
  • Posts: 538
on: Jul 28, 2018
Two capacitors with capacitances of 1.0 mF and 0.50 mF, respectively, are connected in series. The system is connected to a 50-V battery. What electrical potential energy is stored in the 1.0-mF capacitor?
 a. 5.6  10-4 J
  c. 0.065  10-3 J
  b. 4.3  10-3 J
  d. 1.4  10-4 J

Question 2

A baseball pitcher loosens up his pitching arm. He tosses a 0.20-kg ball using only the rotation of his forearm, 0.32 m in length, to accelerate the ball. What is the moment of inertia of the ball alone as it moves in a circular arc with a radius of 0.32 m?
 a. 1.5  10-2 kgm2
  c. 4.0  10-2 kgm2
  b. 2.0  10-2 kgm2
  d. 7.6  10-2 kgm2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

wtf444

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

B


MirandaLo

  • Hero Member
  • *****
  • Posts: 538
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


wtf444

  • Sr. Member
  • ****
  • Posts: 314
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

The strange situation. The Strange Situation features a series of episodes in which (a) the mother l The strange situation. The Strange Situation features a series of episodes in which (a) the mother l
Faith Ringgold, God Bless America, No. 13 from the series American People. Faith Ringgold, God Bless America, No. 13 from the series American People.
Laylah Ali, Untitled, from the series Greenheads. Laylah Ali, Untitled, from the series Greenheads.
Martha Rosler, Gladiators, from the series House Beautiful: Bringing the War Home. 2004 Martha Rosler, Gladiators, from the series House Beautiful: Bringing the War Home. 2004
Some ignition coils are electrically connected, called married (top figure), whereas others use ... Some ignition coils are electrically connected, called married (top figure), whereas others use ...
A schematic showing that an inertia switch is connected in series between the fuel-pump relay and ... A schematic showing that an inertia switch is connected in series between the fuel-pump relay and ...
Video: Wound Cultures

For a complete list of videos, visit our video library