An observer on the ground is x meters from the base of the launch pad of a rocket, which is at the same level as the observer. a few seconds after the rocket takes off vertically, the observer sees its tip at an angle of q from the horizontal. how far above the ground is the tip of the rocket at that instant? assume that the ground is level. x tan q x sin q x cos q
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Physics, 22.06.2019 10:30
The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.
Answers: 1
Physics, 22.06.2019 12:00
In which of the following would the particles move most rapidly? a. ice at -20 °c b. water at 20 °c c. steam at 110 °c d. boiling water e. ice at 0 °c
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An observer on the ground is x meters from the base of the launch pad of a rocket, which is at the s...
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