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 41 times)

pepyto

  • Hero Member
  • *****
  • Posts: 547
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
Answer to Question 1

B

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

For a complete list of videos, visit our video library