moracrista072 moracrista072

04-07-2020
Physics

contestada

A car has a mass of 8000 kg and a kinetic energy of 24,000 J. What is its
speed?
A. 1.7 m/s
B. 2.4 m/s
C. 6 m/s
D. 3 m/s

Respuesta :

xaceleem xaceleem

04-07-2020

Answer:

2.4

Explanation:

48,000/8000=6

square root of 6 = 2.44948974278

so 2.4

Ver imagen xaceleem

Answer Link

senalfernando111 senalfernando111

04-07-2020

AnswerB.2.4m/s

Explanations;

24000=1/2×8000×v^2

24000/4000=v^2

√ 6.=v

v=2.4

Answer Link

Otras preguntas

The woolly mammoth lived during the Ice Age. Why did it become extinct? A) disease B) pollution C) over-hunting D) habitat change

How many grams are in 2.570 kilograms? (Give your answer in standard form.)

For a beverage, Lisa mixes cups of lemonade to cups of iced tea in a ratio of 2:5. Which of the following best describes the amount of lemonade to iced tea? For

jayla paid 125$ to her hairdresser if she tip a 15 percent tip to her hairdresser how much. was. the tip

if i make 15 cents a minute how much do i make a day?

what is the estimate of 4 times 979

50 POINTS + BRAINLIEST What can we say about the velocity of each of the cars in the three separate diagrams above? these are the pictures below: file:///K:/Stu

Which Byzantine city was coined the "New Rome" and became the capital city of the Byzantine Empire? A) Constantinople B) Florence C) London D) Paris

Why did the farmers define treason

WILL MAKR BRAINLIEST NEED ANSWERS FOR 9&10