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

Author Question: If both mass and velocity of a ball are doubled, the kinetic energy is increased by a factor of: a. ... (Read 58 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
on: Jul 28, 2018
If both mass and velocity of a ball are doubled, the kinetic energy is increased by a factor of:
 a. 16.
  c. 4.
  b. 8.
  d. 2.

Question 2

The volume of an ideal gas changes from 0.40 to 0.55 m3 although its pressure remains constant at 50,000 Pa. What work is done by the system ON its environment?
 a. 7500 J
  c. 7500 J
  b. -200,000 J
  d. 200,000 J


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nanny

  • Sr. Member
  • ****
  • Posts: 313
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

C


ARLKQ

  • Hero Member
  • *****
  • Posts: 571
Reply #2 on: Jul 28, 2018
Thank you!


nanny

  • Sr. Member
  • ****
  • Posts: 313
Reply #3 on: Jul 28, 2018
Always glad to help...


« previous next »
 

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Energy of Electron according to Electron Shells Energy of Electron according to Electron Shells
Air Mass Thunderstorms Air Mass Thunderstorms
Kyo and jitsu-concept of energy deficiency and excess from shiatsu. Kyo and jitsu-concept of energy deficiency and excess from shiatsu.
Rule of Law and Factor Accumulation, 2009 Rule of Law and Factor Accumulation, 2009
Humans take in energy by eating food Humans take in energy by eating food
Which of the following is not a unit factor related to a 15.0% aqueous solution Which of the following is not a unit factor related to a 15.0% aqueous solution
Video: Cortisol (protein catabolism, gluconeogenesis, vasoconstriction & anti-inflammation)

For a complete list of videos, visit our video library