Which statement is true for light passing into a medium that is less optically dense than the first medium through which it pass
2 answers:
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#78
Airplane start with initial speed
now the takeoff velocity is given as
acceelration is given as
now we have
from above equation we have
#79
Airplane start with initial speed
now the takeoff velocity is given as
acceelration is given as
now we have
from above equation we have
After one half-life, 8 g of radioactive isotope will remain in the sample.
<h3>What is radioactivity?</h3>The act of producing radiation spontaneously is known as radioactivity. This is accomplished by an unstable atomic nucleus that want to give up some energy in order to move to a more stable form.
The following formula is used to compute the number of half lives elapsed:
Hence,8 gram of radioactive isotope remains in the sample after 1 half-life.
To learn more about the radioactivity, refer to the link;
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