[Answered] If both mass and velocity of a ball are doubled, the kinetic energy is increased by a factor of: a. ...

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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

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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...

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