A comet is cruising through the solar system at a speed of 50,000 kilometers per hour for 4 hours time. What is the total distan
1 answer:
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Answer:
B) 3.50 m/s
Explanation:
The linear velocity in a circular motion is defined as:
The angular frequency () is defined as 2π times the frequency and r is the radius, that is, the distance from the center of the circular motion.
Replacing (2) in (1):
We have to convert the frequency to Hz:
Finally, we calculate how fast is the child moving: