Physics, 14.02.2020 18:27 jasminelynn135owmyj1
The Karine Light Company manufactures inexpensive light-emitting diode (LED) bulbs whose estimated lifetime isnormally distributed with a mean of 9 200 hours and a standard deviation of 600 hours. Assume that they are fightedcontinuously:(a) Calculate the probability that the LED will fail within one year.(b) Calculate the probability that the LED will still be operating 400 days after installation.(c) Out of 100 LEDs. about how many will have lifetimes between 8 500 and 10 200 hours?
Answers: 1
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The lift raises a car of mass 850 kg to a height of 2.1 m. it uses a force of 8330 n and takes 4 seconds to raise the car. what is the power of the lift?
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The Karine Light Company manufactures inexpensive light-emitting diode (LED) bulbs whose estimated l...
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