A600 g model rocket is on a cart that is rolling to the right at a speed of 4.0 m/s. the rocket engine, when it is fired, exerts a 8.0 and vertical thrust on the rocket. your goal is to have the rocket pass through a small horizontal hoop that is 20 m above the launch point.
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If a tank filled with water contains a block and the height of the water above point a within the block is 0.8 meter, what is the pressure at point a?
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The electric field inside a cell membrane is 8.0mn/c. what's the force on a singly charged ion in this field?
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A600 g model rocket is on a cart that is rolling to the right at a speed of 4.0 m/s. the rocket engi...
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