3) Jack takes a 4.0-kg bucket of water connected on a cord, and swings it in a vertical circle of radius 85.0 cm at a constant speed of 6.0 m/s. 85cm 85m 100 a) When the bucket passes its highest point, what are the magnitude and direction of its acceleration? 6.om/s)2 =42.35 m/s2 %3D b) When the bucket påsses its highèst point, what is the tension in the cord?

University Physics Volume 1
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ISBN:9781938168277
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Chapter6: Applications Of Newton's Laws
Section: Chapter Questions
Problem 115AP: A 30.O-g ball at the end of a stung is swung in a vertical circle with a radius of 25.0 m. The...
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Solve #3 b
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3) Jack takes a 4.0-kg bucket of water connected on a cord, and swings it in a vertical circle of radius 85.0
cm at a constant speed of 6.0 m/s.
85cm 85m
100
a) When the bucket passes its highest point, what are the magnitude and direction of its acceleration?
=42.35 m/s
Éd=
b) When the bucket passes its highèst point, what is the tension in the cord?
(mg8)
=mg =4hg-7.8mls?= 39.2
+ma = 39.2+(1oky.42.35m/s2)= 462.7N
%3D
Ft = F
c) The cord can handle a maximum force of 300N. What is the maximum constant speed that Jack can
spin the bucket before the cord breaks?
Transcribed Image Text:command option 3) Jack takes a 4.0-kg bucket of water connected on a cord, and swings it in a vertical circle of radius 85.0 cm at a constant speed of 6.0 m/s. 85cm 85m 100 a) When the bucket passes its highest point, what are the magnitude and direction of its acceleration? =42.35 m/s Éd= b) When the bucket passes its highèst point, what is the tension in the cord? (mg8) =mg =4hg-7.8mls?= 39.2 +ma = 39.2+(1oky.42.35m/s2)= 462.7N %3D Ft = F c) The cord can handle a maximum force of 300N. What is the maximum constant speed that Jack can spin the bucket before the cord breaks?
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