Physics, 13.04.2021 01:50, Ancelingabaut
2) A woman carries a large bucket of water to the top of a 40 meter tower at a constant upward speed. The bucket has a mass of 10 kg and initially contains 30 kg of water, but it leaks at a constant rate and only 10 kg of water are in the bucket at the top of the tower. a) Write an expression for the mass of the bucket plus water as a function of the height y climbed. b) Find the work done by the woman on the bucket.
Answers: 1
Physics, 21.06.2019 23:00, yourgirlnevaeh
For general projectile motion, when the projectile is at the highest point of its trajectory, its acceleration is zero? a)the horizontal and vertical components of its velocity are zero. b) its velocity is perpendicular to the acceleration. c)the horizontal component of its velocity is zero. d)its velocity and acceleration are both zero.
Answers: 1
Physics, 22.06.2019 19:00, Clervoyantyvonne
The friction of the water on a boat produces an acceleration of -10. m/s2. if the boat is traveling at 30. m/s and the motor is shut off, how long it take the boat to slow down to 5.0 m/s?
Answers: 3
2) A woman carries a large bucket of water to the top of a 40 meter tower at a constant upward speed...
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