This topic contains a solution. Click here to go to the answer

Author Question: The velocity and acceleration of an object 1.must have the same sign. 2.can have opposite signs. ... (Read 76 times)

tsand2

  • Hero Member
  • *****
  • Posts: 520
The velocity and acceleration of an object
  1.must have the same sign.
  2.can have opposite signs.
  3.must both be zero simultaneously; one cannot be zero and the other nonzero.
  4.must have opposite signs.

Question 2

Which of the following is not true?
  1.If the average velocity of a particle over some interval is equal to zero, the instantaneous velocity of the particle over that interval may not be equal to zero at any time during the interval.
  2.The instantaneous velocity of a particle can be less than its average velocity.
  3.The instantaneous velocity of a particle can be greater than its average velocity.
  4.If the average velocity of a particle over some interval is equal to zero, the instantaneous velocity of the particle over that interval must be equal to zero at some time during the interval.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

briseldagonzales

  • Sr. Member
  • ****
  • Posts: 303
Answer to Question 1

2

Answer to Question 2

1




tsand2

  • Member
  • Posts: 520
Reply 2 on: Jul 28, 2018
Excellent


  • Member
  • Posts:
Reply 3 on: Yesterday
Gracias!

 

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

For a complete list of videos, visit our video library