Which of the following is required for work to be done on an object?
a. in order for work to...
Physics, 27.10.2019 21:43, aubreystechschu11331
Which of the following is required for work to be done on an object?
a. in order for work to be done the object must move in the direction of the force and rotate.
b. in order for work to be done the object must move over a distance opposite the direction of the force.
c. in order for work to be done the object must not move at all.
d. in order for work to be done the object must move in the direction of the force and move over a distance.
Answers: 1
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The rocket is fired vertically and tracked by the radar station shown. when θ reaches 66°, other corresponding measurements give the values r = 32700 ft, r¨ = 85 ft/sec2, and θ˙ = 0.019 rad/sec. calculate the magnitudes of the velocity and acceleration of the rocket at this position.
Answers: 3
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Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?
Answers: 1
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