In an experiment to measure the gravitational acceleration g, the distance of fall y and the time taken were measured to be 60.0 + 0.3 cm and 0.351 + 0.001 s. Find the gravitational acceleration g and its percentage uncertainty Δg /g. The accepted value for g is 9.80 m/s2 . Find the percentage error. ( ? = 1/2 ??^2)

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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.