« previous next »

Author Question: A Geiger counter placed 1 meter from a point source of radiation registers 100 counts per minute. If ... (Read 59 times)

nummyann

  • Hero Member
  • *****
  • Posts: 576
on: Jul 29, 2018
A Geiger counter placed 1 meter from a point source of radiation registers 100 counts per minute. If the Geiger counter is moved closer, half-way to the source, the counting rate will be
 
  A) 25 counts/min.
  B) 50 counts/min.
  C) 100 counts/min.
  D) 200 counts/min.
  E) 400 counts/min.

Question 2

Which device is used primarily to detect nuclear radiation?
 
  A) synchrotron
  B) linear accelerator
  C) cyclotron
  D) scintillation counter
  E) none of the above


Joc

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: E

Answer to Question 2

Answer: D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

This 1900 photograph of steel factories at night in Duquesne, near Pittsburgh, was tinted by hand. S This 1900 photograph of steel factories at night in Duquesne, near Pittsburgh, was tinted by hand. S
Voltmeter showing the battery voltage when the headlights were on (engine off) for one minute. Voltmeter showing the battery voltage when the headlights were on (engine off) for one minute.
Radiation Radiation
Average Distribution of Incoming Solar Radiation Average Distribution of Incoming Solar Radiation
Set-Point Theory Set-Point Theory
Point Mutations Point Mutations
Video: Factors that affect conduction rates (myelination, axon diameter & temperature)

For a complete list of videos, visit our video library