Question
Asked Dec 19, 2019
1 views

Use conservation of energy to
determine the angular speed of the
spool shown in Figure P8.58 after
the 3.00-kg bucket has fallen 4.00 m,
starting from rest. The light string
attached to the bucket is wrapped
around the spool and does not slip as
it unwinds.

5.00 kg
0.600 m
3.00 kg
Figure P8.58
help_outline

Image Transcriptionclose

5.00 kg 0.600 m 3.00 kg Figure P8.58

fullscreen
check_circle

Expert Answer

Step 1

The gravitational potential energy of the bucket is converted as sum of rotat...

help_outline

Image Transcriptionclose

The moment of inertia of the spool is, MR? The translational speed of the spool is, V, = Ro Since the bucket starts from the rest, Mv Io, + mgy, = 0+ 0 + mgy,

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Physics

Related Physics Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: A space probe, initially at rest, undergoes an internalmechanical malfunction and breaks into three ...

A: Step 1We have Assumed the angle between the mass m3 and positive x axis to be (Θ3)As shown in the fi...

question_answer

Q: A comet has a period of 76.3 years and moves in an ellipticalorbit in which its perihelion (closest ...

A: (a) Write the equation of Kepler’s third law, where the Kepler’s constant is equivalent to (Ks = 1 y...

question_answer

Q: An aluminum wire having a cross - sectional area of4.00 x 10-6 m2 carries a current of 5.00 A. The d...

A: The number of electrons in the wire is

question_answer

Q: A hiker inspects a tree frog sitting on a small stick in his hand.Suddenly startled, the hiker drops...

A: Here,

question_answer

Q: An archer pulls her bowstringback 0.400 m byexerting a force thatincreases uniformly fromzero to 230...

A: (a)Write the expression for the force acting on the spring.

question_answer

Q: A 25.0-g object moving to the right at 20.0 cm/s overtakesand collides elastically with a 10.0-g obj...

A: Click to see the answer

question_answer

Q: Suppose a 1 800-kg car passesover a bump in a roadway thatfollows the arc of a circle ofradius 20.4 ...

A: a)the force that is exerted on the car is equalt to the normal reaction force,the difference between...

question_answer

Q: A potter’s wheel moves uniformly from rest to an angularvelocity of 1.00 rev/s in 30.0 s. (a) Find i...

A: a)Let the initial angular velocity of the potter’s wheel be ωo and the final angular velocity be den...

question_answer

Q: When the speed of the moving car is doubled, how much more kinetic energy does it have?

A: Click to see the answer