4. a) How fast should a 1,150 kg car move to make a circular turn of radius 48m on a flat concrete road, if the coefficient of friction between the tires and the road is 0.56? Purpose is to avoid skidding. b) How fast should a 1,150 kg car move to make a circular turn of radius 56 m on a banked road elevated at an angle of 12 degrees?

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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.