Question
Asked Mar 7, 2019
13 views

A 300-N child is in a swing that is attached to a pair of ropes 1.90 m long. Find the gravitational potential energy of the child–Earth system relative to the child's lowest position when the ropes make a 27.0° angle with the vertical in joules.

check_circle

Expert Answer

Step 1

The gravitational potential energy of the child is given by,

fullscreen
Step 2

The height the child reaches when the ropes makes an angle with the vertical is given by,

fullscreen
Step 3

Thus, the gravitational potentia...

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

Work,Power and Energy

Related Physics Q&A

Find answers to questions asked by student like you

Show more Q&A add
question_answer

Q: Two blocks are sliding to the right accross a horizontal surface, as the drawing shows. In Case A th...

A: Consider the figure, the free body diagram of block 1 and block 2 for the two-block system is shown....

question_answer

Q: V=IR, if I is constant, what happens to V by changing R value?

A: Ohm’s law states that the potential difference across an ideal conductor is proportional to the curr...

question_answer

Q: At what rate must the potential difference between the plates of a parallel-plate capacitor with a 2...

A: GivenCapacitance C = 2.8 x 10-6 FCurrent I = 1.5 A

question_answer

Q: What is the energy released in this alpha decay reaction 22688Ra→22286Rn+42He88226Ra→86222Rn+24He? (...

A: The given nuclear reaction after emitting alpha particle is,

question_answer

Q: Chapter 23, Problem 052 The figure shows a spherical shell with uniform volume charge density ρ = 1....

A: (a)Electric field at a radial distance r=0 from the center of the spherical charge distribution.Sinc...

question_answer

Q: A weight lifter can bench press 171 kg. how many miligrams (mg) is this?

A: This is the conversion from 1 kilogram to milligram

question_answer

Q: you are driving home on a weekend from school at 55 mi/h for 110 miles. It then starts to snow and y...

A: First, we are converting time in minutes for easy calculation

question_answer

Q: If f=+150mm (lens), what kind of lens is it? Convex or concave?

A: Focal length is the distance over which the parallel rays of light either converge or diverge. For a...

question_answer

Q: A sandwich board advertising sign is constructed as shown in (attached image). Its mass is 6.40 kg. ...

A: The horizontal component exerted by each side on the hinge can be calculate in given steps:Given:Mas...