A 20 kg child slides down a 3.0-m-high playground slide. She starts from rest, and her speed

Question:

A 20 kg child slides down a 3.0-m-high playground slide. She starts from rest, and her speed at the bottom is 2.0 m/s.

a. Describe the energy transfers and transformations occurring during the slide.

b. What is the change in the combined thermal energy of the slide and the seat of her pants?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Physics For Scientists And Engineers A Strategic Approach With Modern Physics

ISBN: 9780321740908

3rd Edition

Authors: Randall D. Knight

See More Books

Question Posted: Nov 27, 2020 12:50 AM

See More Questions

A child whose weight is 267 N slides down a 6.1 m playground slide that makes an angle of 20 o with the horizontal. The coefficient of kinetic friction between slide and child is 0.10. (a) How much...
A ski starts from rest and slides down a 22o incline 75 m long. (a) If the coefficient of friction is 0.090, what is the skis speed at the base of the incline? (b) If the snow is level at the foot of...
A skier with a mass of 63 kg starts from rest and skis down an icy (frictionless) slope that has a length of 50 m at an angle of 32 with respect to the horizontal. At the bottom of the slope, the...
Assume a memory hierarchy with two levels of cache, L1 and L2. a. What is the miss rate (MR1) for L1 if there are 75 misses per 1000 memory references? b. What is the miss rate (MR2) for L2 if there...
A manufacturing facility located at 32o N latitude has a glazing area of 60 m2 facing west that consists of doublepane windows made of clear glass (SHGC = 0.766). To reduce the solar heat gain in...
Suppose the spring/balance device in Figure P13.10 is adjusted so that the spring is slightly stretched and the balance arm is level when the device is in an elevator at rest relative to the ground...
Francine Steele and Shaun Dunn formed a partnership on 1 July 2025. Some of Steeles business assets and liabilities were assumed by the partnership, and these are listed below at both carrying...
On January 1, 2011, a machine was purchased for $900,000 by Floyd Co. The machine is expected to have an 8-year life with no salvage value . It is to be depreciated on a straight-line basis. The...
How do you print the first value in a tuple called aVar?
Prior to liquidating their partnership, Parker and Xi had capital accounts of $40,000 and $75,000, respectively. Prior to liquidation, the partnership had no cash assets other than what was realized...
The mass of a carbon atom is 2.0 10 -26 kg. a. What is the kinetic energy of a carbon atom moving with a speed of 500 m/s? b. Two carbon atoms are joined by a spring-like carbon-carbon bond. The...
A cable with 20.0 N of tension pulls straight up on a 1.02 kg block that is initially at rest. What is the blocks speed after being lifted 2.00 m? Solve this problem using work and energy.
The following is a list of various terms and definitions associated with accounting information systems: a. Accounting information system b. Accounting transaction c. Account d. Double-entry...
Bob, Mike, and Property Managers LLP contribute property to Real Estate Development, Inc. in exchange for all the outstanding stock on January 1, 20X1. Real Estate Development is a calendar year...
What are you learn in the course Small Group Communication write a reflection paper discussion, skill you have acquired and impact the have made or will make on your personal, academic, social,...
Question 3 A firm makes a cabinet. The selling price is RM500 per cabinet. The variable costs per cabinet are RM150. The fixed cost for the period is RM42,000. (a) Find the cost C(x), revenue R(x)...
In the world of sports (regardless of level), balancing revenue and expenses is critical to the success of the department. Within the level of sports you represent, or wish to go into, explain in...
The questions in this group assignment relate to the "Bernie Madoff" case study. This is based on Module 3 and 4, so think strategy and Risk Identification. Part 1 - Good Ol' Bernie Question 1 (1.5...
Hewitt and Patel are partners, sharing gains and losses equally. They decide to terminate their partnership. Prior to realization, their capital balances are $28,000 and $18,000, respectively. After...
If (x) 0 on the interval [a, b], the definite integral gives the exact area under the curve between x = a and x = b.
(a) Show that for a wave on a string, the kinetic energy per unit length of string is where is the mass per unit length of string is (b) Calculate for a sinusoidal wave given by Eq. (15.7). (c) There...
Sound is detected when a sound wave causes the tympanic membrane (the eardrum) to vibrate. Typically, the diameter of this membrane is about 8.4 mm in humans. (a) How much energy is delivered to the...
A fan at a rock concert is 30 m from the stage, and at this point the sound intensity level is 110 dB. (a) How much energy is transferred to her eardrums each second? (b) How fast would a 2.0-mg...
Explain organizational change and briefly discuss the three types of change? ( 350 words please)
Identify an organization that has experienced change Classify the type of organizational change the organization experienced Describe how the organization overcame the resistance to the change...
Carlton Bank has an increase in reserves of $1,000,000. If the reserve ratio is 10%, by what amount may Carlton increase its demand deposits?

A 20 kg child slides down a 3.0-m-high playground slide. She starts from rest, and her speed

Question:

Step by Step Answer:

Visualize Solve a At the top of the slide the child has gravitational potential energy ...View the full answer

Physics For Scientists And Engineers A Strategic Approach With Modern Physics

Students also viewed these Mathematics questions