Thursday

October 23, 2014

October 23, 2014

Posted by **Cassie** on Wednesday, October 19, 2011 at 5:24pm.

Please help, I am very confused with this question, I have completed all other but I am unsure about how to answer this. Any help is greatly appreciated!

- Physics -
**Henry**, Thursday, October 20, 2011 at 6:56pmd1 = Vo*t + (g/2)t^2. Vo = 0.

d1 = (g/2)t^2.

d2 = (g/2)(t-1)^2.

d1 = d2 + 10.

(g/2)t^2 = (g/2)(t-1)^2 + 10,

4.9t^2 = 4.9(t-1)^2 + 10,

4.9t^2 - 4.9(t-1)^2 = 10,

divide both sides by 4.9:

t^2 - (t-1)^2 = 2.04,

t^2 - (t^2-2t+1) = 2.04,

t^2 - t^2 + 2t - 1 = 2.04,

2t - 1 = 2.04,

2t = 3.04,

t = 1.52s.

**Answer this Question**

**Related Questions**

science - Two diamonds begin a free fall from rest from the same height, 1 s ...

physics - Two diamonds begin a free fall from rest from the same height 0.9 s ...

physics - Two diamonds begin a free fall from rest from the same height 0.9 s ...

PLUS ONE - two bodies begin to fall freely from the same height the second t ...

science - i need some help on this question a diamond cutter has a raw diamond ...

sorry again - I n]have to find four crystalline substances and i found diamonds...

really need some help with this - i need some help on this question a diamond ...

Economics - 4.20 Diamonds clearly satisfy less important needs than water, which...

physics - A white-crowned sparrow flying horizontally with a speed of 1.65 m/s ...

econ - Suppose there are 1000 identical firms producing diamonds. Diamond miners...