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

Author Question: A strobe photograph shows equally-spaced images of a car moving along a straight road. If the time ... (Read 23 times)

asd123

  • Hero Member
  • *****
  • Posts: 557
on: Jul 28, 2018
A strobe photograph shows equally-spaced images of a car moving along a straight road. If the time intervals between images is constant, which of the following cannot be positive?
 a. the speed of the car
  b. the average velocity of the car
  c. the acceleration of the car
  d. the direction of motion of the car

Question 2

An object moves along the x axis, with its position given by the function x(t) =  t3 . Which of the following can be obtained from a graph of x vs. t?
 a. The velocity of the object at any instant in time
 b. The displacement of the object during a specified time interval
 c. The speed of the particle at any instant in time
 d. The average velocity of the object during as specified time interval
  e. All of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lcapri7

  • Sr. Member
  • ****
  • Posts: 350
Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

e


asd123

  • Member
  • Posts: 557
Reply 2 on: Jul 28, 2018
Excellent

AmberC1996

  • Member
  • Posts: 317
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

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?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

This diagram shows a cross-section of a solar-type star. This diagram shows a cross-section of a solar-type star.
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
Aneurysm. Photograph of the aorta, the large blood vessel arising from the heart, with a large bulge Aneurysm. Photograph of the aorta, the large blood vessel arising from the heart, with a large bulge
Time course and phases of a nerve cell going from resting potential to action potential Time course and phases of a nerve cell going from resting potential to action potential
Time course of HIV infection. Time course of HIV infection.
Time-of-entry mapping Time-of-entry mapping
Video: Regulation of GFR: autoregulation via myogenic mechanism Myogenic mechanism

For a complete list of videos, visit our video library