Physics

In the qualifying round of the 50-yd freestyle in the sectional swimming championship, Dugan got an early lead by finishing the first 25.00 yd in 10.01 seconds. Dugan finished the return leg (25.00 yd distance) in 10.22 seconds.
a. Determine Dugan's average speed for the entire race. b. Determine Dugan's average speed for the first 25.00 yd leg of the race. c. Determine Dugan's average velocity for the entire race.

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  1. a. S = d/t = (25+25)/(10.01+10.22) = yds/s.

    b. S = d/t = 25/10.01 = yds/s.

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  2. a= 2.47 yds/s
    b= 2.49 yds/s

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