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

what effect did Constantine's movement of the Roman capital have

Biologist Lynn Margulis proposed the endosymbiotic theory, which states that different prokaryotic organisms joined in symbiosis eventually become eukaryotic ce

One of the keys to running a lucrative catering business is to A. charge a lot of money. B. charge for overtime work. C. transport foods to a site. D. keep

Simón Bolívar, Toussaint L’Ouverture, and José de San Martín are all associated with revolutions in (1) Africa (3) South Asia (2) Europe (4) Latin America

Jeremy has a 7-foot-long boards. He needs to cut pieces that are 10 inches long from the boards. How many 10-inch pieces can he cut from the board?

Estimate 306% of 25 (Please explain)

John Glenn was the first American to orbit the earth. a. True b. False

what do you think happened to Mrs. Johansen on the way back from Uncle Henrik's boat?

Estimate 306% of 25 (Please explain)

One of the best ways to improve cardiorespiratory fitness is to participate in: aerobic exercise anaerobic exercise