A Radioactive Material Initially Is Observed to Have an Activity

question 1

Multiple Choice

A radioactive material initially is observed to have an activity of 1000 decays/sec.If nine hours later it is observed to have an activity of 125 decays/s,what is its half-life?

• A) 1/2 hour
• B) 8 hours
• C) 3 hours
• D) 1 hour

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Definitions:

Workforce Planning

The strategic process used by organizations to ensure they have the right number of people with the right skills at the right time to achieve their business goals.

Labour Availability

The quantity and quality of available workforce within a specific market or region.

Organizational Strategy

A long-term action plan designed by an organization to achieve its objectives and fulfill its mission, considering internal and external environments.

Employment Categories

Classification of jobs based on criteria such as duration, nature of the job, and employee status.