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

Author Question: An electric razor in Europe completes 50 vibrations in 1 s. The frequency of these vibrations is ... (Read 170 times)

fahad

  • Hero Member
  • *****
  • Posts: 570
on: Jul 29, 2018
An electric razor in Europe completes 50 vibrations in 1 s. The frequency of these vibrations is
 
  A) 50 Hz with a period of 1/50 s.
  B) 1/50 Hz with a period of 50 s.
  C) 50 Hz with a period of 50 s.
  D) 1/50 Hz with a period of 1/50 s.

Question 2

A wave of 60 vibrations per second travels 30 m in 1 s. Its frequency is
 
  A) 30 Hz.
  B) 60 Hz.
  C) more than 60 Hz.
  D) none 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

meganmoser117

  • Sr. Member
  • ****
  • Posts: 303
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B


fahad

  • Member
  • Posts: 570
Reply 2 on: Jul 29, 2018
Wow, this really help

ecabral0

  • Member
  • Posts: 310
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Like most world-changing inventions, the printing press of fifteenth-century Europe took advantage o Like most world-changing inventions, the printing press of fifteenth-century Europe took advantage o
Luna Park at Coney Island was a vast living theater in which strollers were both spectators and acto Luna Park at Coney Island was a vast living theater in which strollers were both spectators and acto
Both the top and bottom pattern have the same frequency. However, the amount of on-time varies. Both the top and bottom pattern have the same frequency. However, the amount of on-time varies.
A gasoline direct-injection (GDI) fuel rail and pump assembly with the electric pressure control ... A gasoline direct-injection (GDI) fuel rail and pump assembly with the electric pressure control ...
Europe’s Size and Location Europe’s Size and Location
Europe’s Climate Europe’s Climate
Video: Cardiac Cycle (Part 2 of 4)

For a complete list of videos, visit our video library