vaelriacb1767 vaelriacb1767

02-07-2017
Physics

contestada

An object lifted 10 meters gains 200 j of potential energy. if the same object is lifted 20 meters, its potential energy gain is

Respuesta :

15-07-2017

Ep1=mgh1
200J=m*9.81m/s2*10m
200J=m*98.1m2/s2
m=200J/(98.1m2/s2)
m=2.04kg
Ep2=mgh2
Ep2=2.04kg*9.81m2/s2*20m
Ep2=400J

Answer Link

Otras preguntas

plz Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).

A box of nutmeg weighs 1.56 grams. if there are 22 teaspoons of nutmeg in the box, how much does one teaspoon of nutmeg weigh? (round your answer to the nearest

what value of x makes the equation 3(x-4)=4-6(3-2x) true???

How do u solve this need answers

Determining the Axis of Symmetry of Quadratic Functions Which functions have an axis of symmetry of x = –2? Check all that apply. f(x) = x2 + 4x + 3 f(x) = x2 –

Define in own words.

One of the most common methods of differentiating between early hominid stages of human evolution is through examining what?

What is this called in French

The arena has several triangular prisms that are used as advertising boards. They are to be filled with sand so they cannot easily be moved. What is the volume

Abnormal condition resulting in the diminished flow of perspiration is