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 250 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
Great answer, keep it coming :)

AmberC1996

  • Member
  • Posts: 317
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Paland and Lynch demonstrated the importance of sexual reproduction in reducing the frequency of mal Paland and Lynch demonstrated the importance of sexual reproduction in reducing the frequency of mal
The frequency of competition according to the number of species involved. The frequency of competition according to the number of species involved.
A young horse in Europe being longed with a surcingle and side reins A young horse in Europe being longed with a surcingle and side reins
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
Ford uses an inertia switch to turn off the electric fuel pump in case of an accident. Ford uses an inertia switch to turn off the electric fuel pump in case of an accident.
Frequency distribution of phenotypes from the possible offspring in Figure 5.7. Height of the offspr Frequency distribution of phenotypes from the possible offspring in Figure 5.7. Height of the offspr
Video: Genetics of Cancer

For a complete list of videos, visit our video library