When you throw a pebble straight up with initial speed V,it reaches a maximum height H assuming there is no air resistance.At what speed should you throw it up vertically so it will go twice as high?
A)16V
B)8V
C)4V
D)2V
E) $\sqrt { 2 }$ V

Name: When you throw a pebble straight up with initial speed V,it reaches a maximum height H assuming there is no air resistance.At what speed should you throw it up vertically so it will go twice as high? A)16V B)8V C)4V D)2V E) $\sqrt { 2 }$ V
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Question

Quizplus · Accepted Answer

The Answer is E

When You Throw a Pebble Straight Up with Initial Speed 2\sqrt { 2 }2​

When You Throw a Pebble Straight Up with Initial Speed $\sqrt { 2 }$