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

Author Question: Ocean tides are waves that have a period of 12 hours and a speed of 750 km/hr. What is their ... (Read 42 times)

Jkov05

  • Hero Member
  • *****
  • Posts: 556
Ocean tides are waves that have a period of 12 hours and a speed of 750 km/hr. What is their wavelength?
 
  A)
 
  9000 km
 
  B)
 
  32,400 km
 
  C)
 
  9000 m
 
  D)
 
  32,400 m
 
  E)
 
  2,500 m

Question 2

An object is rotating with an angular momentum of magnitude 20.0 kgm2/s in a direction directly east. A torque of magnitude 10.0 Nm acts in a direction 30 north of east acts on the object for 5.00 s.
 
  What is the angular momentum after the torque has acted? A)
 
  45.0 kgm2/s, 51.3 north of east
  B)
 
  68.1 kgm2/s, 21.5 north of east
  C)
 
  25.0 kgm2/s, 51.3 north of east
  D)
 
  63.3 kgm2/s east
  E)
 
  32.0 kgm2/s, 51.3 north of east



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

s.meritte

  • Sr. Member
  • ****
  • Posts: 306
Answer to Question 1

A

Answer to Question 2

B





 

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

For a complete list of videos, visit our video library