hilizyhk hilizyhk

11-12-2019
Physics

contestada

a car traveling at a constant acceleration covers the distance between two points 180m apart in 6 seconds. if the speed of the car at the speed point is 45 m/s, what is the acceleration of the car ?

Respuesta :

Stefanisaska Stefanisaska

18-12-2019

Answer: 2.5 m/s²

Explanation:

distance S=180 m

Time t=6s

Speed at speed point: V2=45 m/s

Acceleration is calculated a=(V2-V1)/t

V1=S/t

V1=180m/6s

V1=30m/s

a=(45m/s-30m/s)/6s

a=15m/s/6s

a=2.5m/s²

Answer Link

Otras preguntas

e investment decision rule for net present value calculations is to invest: A) in the project with the lowest NPV. B) in the project with the lowest discount ra

ack on ore ore 12 ch Question 1 When solving 2x + 5y = 7 - 3x + 4y = 9 by the elimination method, we can eliminate x by multiplying the first equation by 3 and

Select the correct answer. Figure 1 is similar to figure 2. What is the height of figure 1? The picture shows two cones, figure 1 and figure 2. The radius of a

If our monthly income is $1,100 and your house payment is $860, what fraction of your monthly income must go to pay your house payment? of your monthly income g

Erika's toy is valued at €450. Its value increased by 10% then decreases by 10% the year after. What is the value of Erika's toy after these two changes?

1. La W realiza una encuesta de faborabilidad sobre las reformas al sistema de salud y pensión. El 25% de las personas encuestadas, esta a favor de las reformas

before taxes, the food for a party costs 386.54. of that cost, 64.83 is taxed at a rate of 8.65%. what is the total cost of the party after taxes?

Select the correct answer. Figure 1 is similar to figure 2. What is the height of figure 1? The picture shows two cones, figure 1 and figure 2. The radius of a

"Residential schools were established in Canada and the U.S. for the purpose of: A. Providing better quality of life for aboriginal communities B. Providing foo

Jennifer was working with some photo-editing software to crop one of her photos when she noticed that the image looked grainy. What MOST LIKELY happened? O A. S