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 ...

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 35 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

Need homework help now?

Ask unlimited questions for free

Ask a Question

« previous next »

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.