natasha85 natasha85

09-12-2018
Physics

contestada

#6, please list givens and wants and the formula

6 please list givens and wants and the formula class=

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osprey2015 osprey2015

09-12-2018

V^2=u^2+2as

27^2=u^2+2x10x15

27^2=u^2+300

solve for u to get speed gun fires pellet.

then use v^2=u^2-2as

v=0 at height ... u found above ... a=10 ...s = what you want

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