aylaab07 aylaab07

03-03-2021
Social Studies

contestada

What is the height of a 2.0 kilogram ball that is held above the floor and has 39 joules of potential energy ?

Respuesta :

nievesan1 nievesan1

03-03-2021

Answer:

Answer: the height h is 1.95 m above the floor

Explanation:

m = 2.0 kilogram

Ep = 39 J

g = 10 m/s²

h = ?

Ep = mgh

h = Ep ÷ mg

h = 39 ÷ (2×10)

h = 39÷20

h = 1.95 m

Answer Link

Otras preguntas

The cell potential of the following electrochemical cell depends on the gold concentration in the cathode half-cell:________ Pt(s) |H2(g,1atm) |H+(aq,1.0M) |Au

A right square pyramid below. If L is 15 cm and x is 18 cm, what is the surface area of the pyramid? A. 864 sq cm B. 270 sq cm C. 540 sq cm D. 756 sq cm

Please help ASAP real answers only please and thank you

please help me with this homework problem

A long, collection of genes that carries heredity information and is formed from condensed chromatin.

The death cap mushroom, Amanita phalloides, contains several dangerous substances, including -amanitin. This toxin is a potent inhibitor of eukaryotic RNA poly

A rubber ball and a lump of putty have equal mass. They are thrown with equal speed against a wall. The ball bounces back with nearly the same speed with which

In TVW if VW is three meters longer than TV, TW is 20 meters shorter than the sum of VW and TV, and the perimeter of TVW is 74 meters, find the length of VW. P

Please help me out it would mean a lot to me I will give brainliest!!!! The minimum level of education required for an architect is: Question 5 options: Master

Nuclear power plants require a lot of water to operate. true or false