chrisa2ladeltlanago chrisa2ladeltlanago

24-03-2016
Physics

contestada

Determin the kinetic energy of 1000-kg roller coaster car that is moving with the speed of 20.o m/s what if the speed was moving twice the speed

Respuesta :

olemakpadu olemakpadu

24-03-2016

KE = (1/2)mv²

KE = (1/2)* 1000* 20²

= 200 000J

If it is moving twice the speed.

v = 2*20 = 40

KE = (1/2)* 1000* 40²

KE = 800 000J

Answer Link

Otras preguntas

What does miguel do to prepare to leave?

Explain the relationship of Charles law to absolute zero

The length of a rectangle is 4 times its width. The rectangle's width is 8 m. What is the area of the rectangle? Enter your answer in the box m2

Compare the values of the underlined digits 631,485 and 682 the underlined is 6.

Why did Christianity become so widely accepted? A Constantine offered the official support of the Roman Empire. B It was easy to convert to Christianity. C T

china is far because

What is a quicklist? A. A revising technique used to list errors B. A prewriting technique to help choose a topic C. An audience profile D. A prewriting techniq

PLEASEEEEE HELLPPPPPPPP FASTTTT

what is the solve the following equation using the zero product property

it is best to withhold unpopular opinions (strongly agree or disagree