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Teaching without words. ...Lao Tzu (570-490 BC)
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Author Topic: Initial velocity for two projectiles  (Read 5299 times)
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Fu-Kwun Hwang
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on: October 02, 2009, 10:49:08 pm » posted from:Taipei,T\'ai-pei,Taiwan

The following picture shows trajectory for two projectiles.

If Vx, Vy and Vx,Vy are velocity for two projectiles.
Which of the following one is correct?
A. Vx=2Vx, Vy=2Vy
B. Vx=Vx, Vy=2Vy
C. Vx=\sqrt{2}Vx, Vy=\sqrt{2}Vy
D. Vx=Vx, Vy=\sqrt{2}Vy


* projectiles2.gif (7.37 KB, 632x349 - viewed 601 times.)
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