Monday
March 30, 2015

Homework Help: Physics

Posted by Heidi on Friday, November 12, 2010 at 1:31pm.

Beatrice throws the 1st calculator straight up from the edge of the roof of a building. She drops a 2nd calculator off the side of the building 2 seconds after she has thrown the first one. If the height of the building is 40m, what must the initial upwards velocity of the 1st calculator be so the two calculators to hit the ground at exactly the same time?

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