Calculate energy lost - friction, Physics

Assignment Help:

The big hill on a roller-coaster ride is 91 m tall.

If the mass of the roller-coaster car and its two riders is 314 kg and the maximum velocity reached by this roller-coaster ride is 28 m/s.

How much energy was lost to friction?

 


Related Discussions:- Calculate energy lost - friction

Calculate the pressures at points, In this system, d = 6 in., D = 12 in., Δ...

In this system, d = 6 in., D = 12 in., Δz 1 = 6 ft, and Δz 2 = 12 ft. The discharge of water in the system is 10 cfs. Is the machine a pump or a turbine? What are the pressures a

Thermal energy, the sun warming the earth is an example of?

the sun warming the earth is an example of?

The basic capacitor, THE BASIC CAPACITOR If we have two metal plates cl...

THE BASIC CAPACITOR If we have two metal plates close together, but separated by an insulator or dielectric (which could be air) and we apply a voltage across them, electrons a

Rotational kinematics.., A wheel is mounted on a stationary axle starts at ...

A wheel is mounted on a stationary axle starts at rest and is given the following angular acceleration a =(9-12t) (SI units)where t is the time after the wheel begins to rotate.Fin

Poynting vector, determine the magnitude of Poynting vector end the energy ...

determine the magnitude of Poynting vector end the energy per unit time delivered to a wire of length land cross section A when electric current I flow in it

De?ne reduction potential and oxidation potential, De?ne reduction potentia...

De?ne reduction potential and oxidation potential. Reduction potential of a metal is the measure of tendency of a metallic electrode to gain electrons when it is in contact wit

Determine the exaggeration produced by the two lens system, Q. (a) Determin...

Q. (a) Determine the'effective  focal length' of the grouping of the two lenses in Exercise 9.10 if they are placed 8.0 cm a part with their principal axes  coincident. Performed t

Describe the term amorphous solids, Describe the term amorphous solids. ...

Describe the term amorphous solids. Amorphous solids: Solids along with particles not arranged in an ordinary fashion. They have merely short range order or still the partic

Why hard ferrites are used, Hard ferrites are used for making (A) Tran...

Hard ferrites are used for making (A) Transformer cores.                      (B) Electrical machinery. (C) High frequency equipment.         (D) Light weight permanent m

What is the index of refraction, A 95.7-nm film of an unknown substance is ...

A 95.7-nm film of an unknown substance is able to prevent 555-nm light from being reflected when surrounded by air. What is the index of refraction of the substance   2d

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd