Integrate information a train rumbles
along the tracks at high speed. after it passes,
t...
Physics, 14.09.2019 01:30 bullockarwen
Integrate information a train rumbles
along the tracks at high speed. after it passes,
the rail feels hot. what kind of energy trans-
formation has taken place?
Answers: 3
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What happens to the velocity of the car when the upward pull of the cable is greater than the downward pull of gravity as the car rises toward the top?
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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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As the distance from a magnet increases, what happens to the magnet force?
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1) what is the power in horsepower of a 100 watt light bulb? what is the power in kilowatts of a 200 horsepower engine? 2) if a cars engine is providing 3000 n of force to keep the car moving at 5 m/s, what is the engine’s effective power? 3) how many gallons of water will be pumped from a well 30 feet deep by a 1/2 hp engine in 1 minute? (1 gallon weighs 8.34 pounds)
Answers: 1
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