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

Author Question: At the instant a traffic light turns green, a car that has been waiting at the intersection starts ... (Read 66 times)

arivle123

  • Hero Member
  • *****
  • Posts: 569
At the instant a traffic light turns green, a car that has been waiting at the intersection starts ahead with a constant acceleration of 2.00 m/s2.
 
  At that moment a truck traveling with a constant velocity of 15.0 m/s overtakes and passes the car.
  (a.) Calculate the time necessary for the car to reach the truck.
  (b.) Calculate the distance beyond the traffic light that the car will pass the truck.
  (c.) Determine the speed of the car when it passes the truck.

Question 2

What is the occupancy probability at an energy of 12.00 eV for a material with EF = 11.63 eV at a temperature of 500 K?
 
  A)
 
  3 x 10-4  
  B)
 
  2 x 10-2  
  C)
 
  2
  D)
 
  6
  E)
 
  12



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Bigfoot1984

  • Sr. Member
  • ****
  • Posts: 321
Answer to Question 1

(a.) 15.0 s
(b.) 225 m
(c.) 30.0 m/s

Answer to Question 2

B




arivle123

  • Member
  • Posts: 569
Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)


dreamfighter72

  • Member
  • Posts: 355
Reply 3 on: Yesterday
Gracias!

 

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

For a complete list of videos, visit our video library