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

Author Question: A 0.400-kg ball approaches a very massive wall at 20.0 m/s perpendicular to wall and rebounds with ... (Read 209 times)

fbq8i

  • Hero Member
  • *****
  • Posts: 527
on: Jul 29, 2018
A 0.400-kg ball approaches a very massive wall at 20.0 m/s perpendicular to wall and rebounds with 70.0 of its initial kinetic energy. What is the magnitude of the change in momentum of the wall?
 
  A)
 
  14.7 kgm/s
 
  B)
 
  13.6 kgm/s
 
  C)
 
  2.40 kgm/s
 
  D)
 
  1.31 kgm/s
 
  E)
 
  0.00 kgm/s

Question 2

A 1 mF, a 2 mF, and a 3 mF capacitor are connected in series, the combination being connected across a 9 volt battery. (a) Which capacitor has the greates charge? (b) Which capacitor has the greatest voltage?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Benayers

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

(a) They all have the same charge.
(b) 1 mF


fbq8i

  • Member
  • Posts: 527
Reply 2 on: Jul 29, 2018
:D TYSM

lcapri7

  • Member
  • Posts: 350
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

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?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Ball and socket joint Ball and socket joint
Bronchogenic carcinoma. An illustration of a sectioned lung that contains tumors associated with a b Bronchogenic carcinoma. An illustration of a sectioned lung that contains tumors associated with a b
Internal structures of main sequence stars, convection zones with arrowed cycles and radiative zones Internal structures of main sequence stars, convection zones with arrowed cycles and radiative zones
great wall great wall
The bacterial cell wall: (a) gram-positive bacterium; (b) gram-negative bacterium. The bacterial cell wall: (a) gram-positive bacterium; (b) gram-negative bacterium.
Carbapenems and Miscellaneous Cell Wall Inhibitors Carbapenems and Miscellaneous Cell Wall Inhibitors
Video: PET Scan Animation

For a complete list of videos, visit our video library