genaro19 genaro19

04-01-2019
Physics

contestada

A car of mass 2400kg moving at 20 m/s slams into a cement wall and comes to a halt?

Respuesta :

04-01-2019

Impulse = change in momentum

The car's momentum was (mass) x (speed)

Momentum = (2400 kg) x (20 m/s)

Momentum = 48,000 km-m/s

To completely stop the car, the impulse = -48,000 km-m/s .

Answer Link

Otras preguntas

You need 20 pounds of grass seed to plant grass inside the baseball diamond below. About how many pounds of grass seed would you need to plant inside the softba

PLEASE SOMEONE HELP ME WITH THIS PROBLEM!!!!

What does -(2x+1) equal

A science test, which is worth 100 points, consists of 24 questions. Each question is worth either 3 points or 5 points. If x is the number of 3-point questions

What is the solution of the equation when solves over the complex numbers? x^2+20=0

Who is the person that made the Pythagorean theorem?

Which equation represents a line that passes through two (3,1) (6,6)

Garden Company purchased merchandise on account from Parker Company for $88,000 with terms 1/15, net 45. Garden Company returned $12,000 of the merchandise and

Which has not been a problem for the northeastern megalopolis?

Who gains and who loses when a country imposes a tariff or a quota on imports of a good? Suppose the United States imposes a tariff or quota on sugar imports.