The total mass of a rod of length L meters is M kilograms, and the measure of the linear density at a point x meters from the left end is proportional to the measure of the distance of the point from the right end. Show that the linear density at a point on the rod x meters from the left end is 2M (L − x)/ L² kilograms per meter.

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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.