Netkowskiwea1nsk Netkowskiwea1nsk
  • 04-01-2017
  • Physics
contestada

What is the kinetic energy of a 1800 kg car traveling at a speed of 30 m/s (≈65 mph)?

Respuesta :

Аноним Аноним
  • 04-01-2017
We have: K.E. = mv²/2
Here, m = 1800 Kg
v = 30 m/s

Substitute their values in the formula, 
K.E. =( 1800 × 30² )/ 2
K.E. = 1800 × 900 / 2
K.E. = 810000 / 2
K.E. = 4,05,000 J or 405 KJ

In short, your final answer would be 4.05 ×10⁵ Joules or 405 Kilo joules.

Hope this helps!
Answer Link

Otras preguntas

ray wants the larger of two aquariums.One aquarium has 20 in. by 20 in. and has a height of 18 inches.The other aquarium has a base that is 40 in. by 12in. and
Add and simplify 9/16 + 1/2= ?
what is the difference between closed-end credit and open-end credit
During a recent winter, the ratio of deer to foxes was 7 to 3 in a town. If there was 210 foxes in the town, what was the number of deer in the town?
What is 5.207 as a fraction?
4x^2-28x+49=5 solve the quadratic by completing the square
Sentence using "preliminary"? Please use an easy one so I can actually draw it, too :PThanks in advance :)
What is the velocity of an object that has a mass of 2.5 kilogram and a momentum of 1,000 kg·m/sec?
what two developments in the late 1800s led to the decline of the cattle business ?
help help help help!