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

Author Question: A tsunami, an ocean wave generated by an earthquake, propagates along the open ocean at 700 km/hr ... (Read 115 times)

bobbysung

  • Hero Member
  • *****
  • Posts: 519
on: Jul 29, 2018
A tsunami, an ocean wave generated by an earthquake, propagates along the open ocean at 700 km/hr and has a wavelength of 750 km. What is the frequency of the waves in such a tsunami?
 
  A) 0.93 Hz
  B) 0.00026 Hz
  C) 1.1 Hz
  D) 6.8 Hz
  E) 0.15 Hz

Question 2

When an object is 12 cm in front of a concave mirror, the image is 3.0 cm in front of the mirror? What is the focal length of the mirror?
 
  A) -0.25 cm
  B) 15 cm
  C) 4.0 cm
  D) 2.4 cm
  E) -1.3 cm


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

flannelavenger

  • Sr. Member
  • ****
  • Posts: 322
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

D


bobbysung

  • Hero Member
  • *****
  • Posts: 519
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


flannelavenger

  • Sr. Member
  • ****
  • Posts: 322
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

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?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

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?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

(A) Closed (or simple) fracture and (B) open (or compound) fracture. (A) Closed (or simple) fracture and (B) open (or compound) fracture.
(A) Dornier Compact Delta® lithotripsy system. Acoustic shock waves generated by the shock-wave-gene (A) Dornier Compact Delta® lithotripsy system. Acoustic shock waves generated by the shock-wave-gene
Hang the canister from the vehicle’s hood and adjust the air pressure regulator to full OPEN ... Hang the canister from the vehicle’s hood and adjust the air pressure regulator to full OPEN ...
A. Open portable massage table on its side. B. Straighten out legs completely and check that leg ... A. Open portable massage table on its side. B. Straighten out legs completely and check that leg ...
Hold baby’s hands and (A) cross arms over chest and then (B) open out to the sides. Repeat several ... Hold baby’s hands and (A) cross arms over chest and then (B) open out to the sides. Repeat several ...
Tidal and wave power Tidal and wave power
Video: Muscle Twitch and Muscle Tension - Motor unit size and force

For a complete list of videos, visit our video library