lostinthewaves
lostinthewaves lostinthewaves
  • 03-11-2019
  • Physics
contestada

An 1100kg car reached 30m/s in 9s from rest. What force did the engine provide?

Respuesta :

Hania12
Hania12 Hania12
  • 07-11-2019

Answer:

≅3666.67 N

Explanation:

Use Newton's 2nd law, F = ma where F=force applied, m = mass of the object,

a = acceleration acquired by the object.

a= (v-u)/t where v = final velocity, u = initial velocity and t = time taken

calculate a = (30-0)/9 ≅ 3.33 m/s2

Then F = 1100×a = 3666.67 N

Answer Link

Otras preguntas

How does the use of hydroelectric energy compare to the use of coal? a. Hydroelectric energy is more commonly used than coal. b. Hydroelectric energy is associa
A parallelogram has an area of 60 square inches. If the base of the parallelogram is 12 inches, what is the height of the parallelogram?
Sentence or a Fragment "Being a child of an army officer"
Who did Joan of Arc wish to crown as king of France at Reims? Edward III. Charles VII. Philip IV. Henry II.
When will a salt become less soluble in water?
Everyone in the Security Council has veto power. a. True b. False
What 2 numbers add to get 2 and multiply to get 10
The Union General who assumed command of the army during the last year of the war was ShermanMcClellanGrant.
Part 1 of 1 - Question 3 of 20 5.0 Points 2H2 O2 - > 2H2O can be classified as what type of reaction? a. Both synthesis and combustion. b. Only synthesis.
The analysis of how people relate to each other is known as A. Reinforcement B.human resources C.anthropology D.human relations