Physics, 21.04.2020 17:45 anayajhughes0603
11%) Problem 8: A person carries a plank of wood 2.0 m long with one hand pushing down on it at one end with a force F1 and the other hand holding it up at 50 cm from the end of the plank with force F2. show answer No Attempt 50% Part (a) If the plank has a mass of 19 kg and its center of gravity is at the middle of the plank, what is the force F2, in newtons?
Answers: 1
Physics, 22.06.2019 04:50
The position of a crate sliding down a ramp is given by x=(0.05t^3) m, y=(1.7t^2) m, z=(6−0.85t^5/2) m, where t is in seconds. (a) determine the magnitude of the crate's velocity when t = 2 s. (b) determine the magnitude of the crate's acceleration when t = 2 s.
Answers: 2
Physics, 22.06.2019 21:10
Which of the following is a measure of the amount of light a star directly emits? a. luminosity b. intensity c. wavelength d. brightness
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Physics, 23.06.2019 01:30
The ideal gas model is valid if which of the following conditions is true? the gas density is low. the gas density is high. the temperature is low. the temperature is high. the gas density and the temperature are low. the gas density and the temperature are high. the gas density is high and the temperature is low. the gas density is low and the temperature is high.
Answers: 3
Physics, 23.06.2019 03:30
First to answer will be the brainliest i need the answer asap
Answers: 1
11%) Problem 8: A person carries a plank of wood 2.0 m long with one hand pushing down on it at one...
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