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    Bella314's Avatar
    Bella314 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Sep 11, 2007, 09:44 AM
    For my physics class
    Two planes approach head-on. Each has a speed of 800 km/h, and they spot each other when they are initially 20 km apart. How much time do the pilots have to take evasive action?
    PLEASE HELP ME UNDERSTAND HOW TO DO THIS PROBLEM, THANK U
    John Da's Avatar
    John Da Posts: 195, Reputation: 3
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    #2

    Sep 11, 2007, 10:57 AM
    Sorry-------- too much for me to help you Bella :confused:
    Capuchin's Avatar
    Capuchin Posts: 5,255, Reputation: 656
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    #3

    Sep 11, 2007, 11:22 AM


    remember that they only have half the distance to travel before they crash.
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