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September 18, 2014

September 18, 2014

Posted by **raj** on Monday, April 16, 2012 at 5:25am.

- physics -
**bobpursley**, Monday, April 16, 2012 at 8:43amisnt horizontal distance proportional to time (yes).

isn't vetical distance proportional to time squared?

t1/t2=H1/H2= sqrt(V1/V2)

so V1=5cm, V2=20 cm so sqrt (V1/V2)=1/2

so horizontal distance H2=2*200m

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