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The solutions to the sample questions are in two formats; Macromedia Flash (.swf) and Microsoft Windows Media Video (.wmv). To view them your brower must have the appropriate plug-in. Follow the links below to get the appropriate plug-in.

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  1. A person works in a factory with a 4.0 m wide conveyor belt travelling at Vc = 1.5 m/s (See diagram above). The person can walk at 3.5 m/s.
    1. Which way should he head to get directly across from where he started?
    2. How long will it take to get across?
    3. What is the person's net velocity while on the conveyor belt?

    SWF Solution
    WMV Solution

  2. A person works in a factory with a 4.0 m wide conveyor belt travelling at Vc = 1.5 m/s (See diagram above). The person can walk at 3.5 m/s.
    1. Which way should he head to get across as quickly as possible?
    2. How long will it take to get across?
    3. Where would he land?
    4. What is the person's net velocity while on the conveyor belt?

    SWF Solution
    WMV Solution