Physics, 26.11.2019 18:31 rockinrachel9099
Asolid spherical ball starts from rest at height h at the top of a hill and begins rolling without slipping down the hill.
(a) what is the speed of the ball when it is halfway down the hill?
(b) at the halfway point (height h/2), the hill becomes smooth, so there is no longer any friction between the hill and the sphere. what is the speed of the ball at the bottom of the hill?
Answers: 1
Another question on Physics
Physics, 22.06.2019 07:30
Automobile fuel efficiency is often measured in miles that the car can be driven per gallon of fuel (mpg). heavier cars tend to have lower fuel efficiencies (lower mpg ratings). which variable (weight or fuel efficiency) is most naturally considered the explanatory (predictor) variable in this context?
Answers: 3
Physics, 22.06.2019 09:30
Asap i'm in class rn a 1,000-kg car is traveling 20 m/s on a flat stretch of road. it gets to a hill and coasts uphill until it stops. how high up the hill does the car travel? givens: equation: 1/2mv2initial=mghfinal solve for h. plug & chug, label.
Answers: 2
You know the right answer?
Asolid spherical ball starts from rest at height h at the top of a hill and begins rolling without s...
Questions
Mathematics, 29.07.2019 06:30
Mathematics, 29.07.2019 06:30
History, 29.07.2019 06:30
Mathematics, 29.07.2019 06:30
Mathematics, 29.07.2019 06:30
History, 29.07.2019 06:30
Mathematics, 29.07.2019 06:30
Physics, 29.07.2019 06:30
