« previous next »

Author Question: A Geiger counter placed 1 meter from a point source of radiation registers 100 counts per minute. If ... (Read 29 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?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Ulysses S. Grant poses at City Point, Virginia, during the siege of Petersburg. Ulysses S. Grant poses at City Point, Virginia, during the siege of Petersburg.
The left-hand rule states that if a coil is grasped with the left hand, the fingers will point in ... The left-hand rule states that if a coil is grasped with the left hand, the fingers will point in ...
Peak flow meter. Peak flow meter.
Common trigger point locations, anterior and posterior. Common trigger point locations, anterior and posterior.
The molality of a C12H23O11 solution is 0.6 m. what is the freezing point of the solution C? The molality of a C12H23O11 solution is 0.6 m. what is the freezing point of the solution C?
Point Mutations Point Mutations
Video: Atrophy

For a complete list of videos, visit our video library