Physics, 18.01.2021 14:00 freddymoskali
Water flows along a streamline down a river of constant width. Over a short distance, the water slows from speed v to v/3. Which of the following can you correctly conclude about the river's depth?
a. It became deeper by a factor of 3.
b. It became shallower by a factor of 3.
c. It became deeper by a factor of 3^2
d. It became shallower by a factor of 3^2
Answers: 1
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The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).
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