A Swimmer Swims 20 Laps in a North-South Facing Pool

question 17

Multiple Choice

A swimmer swims 20 laps in a north-south facing pool in 7.00 minutes. Her first lap is toward the north. Her displacement and average velocity are

• A) 0; 0.
• B) 0; 2.38 m/s, south.
• C) 0; 2.38 m/s, north.
• D) 1 000 m, south; 2.38 m/s, south.
• E) 1 000 m, north; 2.38 m/s, north.

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