November 22, 2024
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View All : Main > Topics > DC Circuits > Circuit Variables > SI Units > Problem #4
Problem ID: 248
Problem Filename: cktvars_units_ex4
Keywords:
Circut Description:
  • communication satellite
  • eye blink
Math Method:
  • algebra

Circuit Variables

SI Units

Problem #4

Beginning in Beijing, China, you need to travel about 11,000 kilometers to reach New York City. Communication satellite signals traveling between these two cities move at close to the speed of light (3x108 meters per second). The eye blink duration of a human is approximately 300 milliseconds. So, is it possible for a communication signal to jump from Beijing to New York in the "blink of an eye?"


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