20-10-2017
Physics

contestada

A nada rocket accelerates upwards from rest at 450m/s/s . What is the rocket’s speed when it reaches a height of 10000m

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ejelonubenedict ejelonubenedict

20-10-2017

u=450ms-¹
g=-10ms-²
H= 10000m
V= ?
using V² = u² -2gH
v² = 450² - 2×10×10000
v² = 202500 - 200000
v² =2500
v = 50ms-¹

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