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Author Topic: Initial velocity for two projectiles  (Read 5551 times)
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Fu-Kwun Hwang
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on: October 02, 2009, 10:49:08 pm »

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 666 times.)
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Progress is impossible without change; and those who cannot change their minds cannot change anything. ..."George Bernard Shaw(1865-1950, Irish dramatist, essayist and critic, Nobel Prize for Literature 1925)"
 
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