« previous next »

Author Question: Find the frequency of X-rays of wavelength 2 10-11 m. (c = 3 108 m/s) a. 3 108 Hz c. 3 1018 Hz ... (Read 5 times)

pepyto

  • Hero Member
  • *****
  • Posts: 547
on: Jul 28, 2018
Find the frequency of X-rays of wavelength 2  10-11 m. (c = 3  108 m/s)
 a. 3  108 Hz
  c. 3  1018 Hz
  b. 1.5  1019 Hz
  d. 6  109 Hz

Question 2

A substance is heated from 15C to 45C. What would the same incremental change be when registered in kelvins?
 a. 20
  c. 30
  b. 40
  d. 313


14vl19

  • Sr. Member
  • ****
  • Posts: 310
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

A whistle stop used to find top dead center. Remove the spark plug and install the whistle stop, ... A whistle stop used to find top dead center. Remove the spark plug and install the whistle stop, ...
Normal oxygen sensor frequency is from about one to five times per second. Normal oxygen sensor frequency is from about one to five times per second.
How to find the domain when sine and cosine are in the same function How to find the domain when sine and cosine are in the same function
How to find the volume and surface area of any cylinder How to find the volume and surface area of any cylinder
Find the derivative of g(z) = 4z^7 - 3z^-7 + 9z Find the derivative of g(z) = 4z^7 - 3z^-7 + 9z
Solve the system to find x and y Solve the system to find x and y
Video: Neural regulation of blood pressure - baroreceptor and chemoreceptor reflexes

For a complete list of videos, visit our video library