What was the reduction in emec of the frisbee-earth system
A 75 g Frisbee is thrown from a point 0.9 m above the ground with a speed of 12 m/s. When it has reached a height of 1.9 m, its speed is 10.1 m/s. What was the reduction in Emec of the Frisbee-Earth system because of air drag? (in Joules)
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A club with 31 members is voting on a proposal. A group of 4 has decided to vote in favor of the proposal while each of the rest of the members vote independently with a chance of 42% in favor of the proposal.
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Golfweek reported in 2003 that the driving distance for the top 100 golfers on the PGA tour is between 287.7 and 310.6 yards. Assume that the driving distance is uniformly distributed over this interval
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Your friend wants to pay off her two debts in a single payment. The first debt is $570 due in 8 months, and the second is $1380 due in 18 months.
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