Author Question: A 250-kg motorcycle goes around an unbanked turn of radius 13.7 m at a steady 96.5 km/h. What is the ... (Read 76 times)

yoooooman

  • Hero Member
  • *****
  • Posts: 557
A 250-kg motorcycle goes around an unbanked turn of radius 13.7 m at a steady 96.5 km/h. What is the magnitude of the net force on the motorcycle?
 
  A) 719 N
  B) 2.95  103 N
  C) 1.31  104 N
  D) 4.31  104 N

Question 2

Two spaceships approach each other along a straight line at a constant relative velocity of 0.9880c as measured by the captain of one of the ships. An observer on Earth is able to measure the speed of only one of the ships as 0.9000c.
 
  From the point of view of the observer on Earth, what is the speed of the other ship in terms of the speed of light?



qytan

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

C

Answer to Question 2

0.794c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

The average adult has about 21 square feet of skin.

For a complete list of videos, visit our video library