isabelladeosaran67 isabelladeosaran67

19-10-2021
Physics

contestada

A mini car of mass 750kg has a head on collision with suv of mass 1200kg traveling at 40m/s.Both cars stop dead.How fast was the mini car traveling

Respuesta :

Аноним Аноним

19-10-2021

Answer:

Explanation:

Conservation of momentum

Final momentum is zero

1200(40) + 750v = (1200 + 750)(0)

v = - 1200(40)/750

v = - 64 m/s

The negative sign means the mini car was traveling in the opposite direction of the SUV

Answer Link

Otras preguntas

What is the width of a rectangle with an area of 5/8 inches2 and a length of 10 inches

The brilliant colored ribs of Swiss chard can add excitement to your garnishes as a substitute for which of the following vegetables?

The temperature of a freezer started at 18ºC. After cooling for a few hours, the freezer had a temperature of –12ºC. What is the difference between the new, col

There are 8 students in a group. There is 3/4 of a cake. How much of the cake will each student get if it is split evenly between the students

Gamma is a useful indicator for __________ variables.

When you have trouble coming up with things to be grateful for?

The highest point in the state of Louisiana is Driskill Mountain. It rises 535 feet above sea level. Write the elevation of Driskill Mountain as an integer

He nine ring wraiths want to fly from barad-dur to rivendell. rivendell is directly north of barad-dur. the dark tower reports that the wind is coming from the

Describe how the 20 amino acids are similar yet different in their structure

is it true that girls live longer than boys?