A Geiger counter is placed at a distance 2m from a Cobalt 60 source emitting γ rays. The measured count rate is 545/min.. What is the count rate when the Geiger counter is moved to a new position 7m from the 60Co? Select one: a. 3.24/s b. 25.43/s c. 71.22/s d. 44.5/min

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Q: Nuclear density. What is the approximate nuclear density of Silver-107? kg/m³ units.

A: Note you have posed same question twice. The nuclear density of an atomic nucleus can be…

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Q: ay, 4 days/week, 40 week pe eutrons. What is the total

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Q: A sample of 134La(T/2 = 6.5 min) has an activity of 4 curies. What was its activity one hour ago?

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Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.