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

Author Question: A 5.00 kg ball falls from a 2.00 m-high shelf. Just before hitting the floor, what will be its ... (Read 72 times)

c0205847

  • Hero Member
  • *****
  • Posts: 531
on: Jul 28, 2018
A 5.00 kg ball falls from a 2.00 m-high shelf. Just before hitting the floor, what will be its kinetic energy? (g = 9.80 m/s2 and assume air resistance is negligible)
 a. 98.0 J
  c. 19.6 J
  b. 49.0 J
  d. 10.0 J

Question 2

In an isobaric process 3.6  104 J of work is done on a quantity of gas while its volume changes from 2.3 m3 to 1.1 m3 . What is the pressure during this process?
 a. 1.2  104 Pa
  c. 3.0  104 Pa
  b. 2.4  104 Pa
  d. 8.3  104 Pa


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

essyface1

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

C


c0205847

  • Hero Member
  • *****
  • Posts: 531
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


essyface1

  • Sr. Member
  • ****
  • Posts: 347
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

California high desert cottontail eating a carrot California high desert cottontail eating a carrot
Mononucleosis is caused by the Epstein–Barr virus. Symptoms of the infectious disease are swollen pa Mononucleosis is caused by the Epstein–Barr virus. Symptoms of the infectious disease are swollen pa
Rank-order correlations show that differential consistency remains high from childhood through late ... Rank-order correlations show that differential consistency remains high from childhood through late ...
Step stool can help clients get onto and off of a high table. Step stool can help clients get onto and off of a high table.
A 60-kg skier starts from rest from the top of a 50-m high slope. If the work done by friction ... A 60-kg skier starts from rest from the top of a 50-m high slope. If the work done by friction ...
Allyl isothiocyanate, ball and stick model Allyl isothiocyanate, ball and stick model
Video: How does asthma work?And How do you treat asthma?

For a complete list of videos, visit our video library