This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A 2 500-kg car is moving at 2.30 m/s. How fast must a 1.5-kg toy car be moving so that the two have ... (Read 44 times)

Tirant22

  • Hero Member
  • *****
  • Posts: 532
on: Jul 28, 2018
A 2 500-kg car is moving at 2.30 m/s. How fast must a 1.5-kg toy car be moving so that the two have the same kinetic energy?
 a. 61.9 m/s
  b. 3.97 m/s
  c. 93.9 m/s
  d. 6 610 m/s

Question 2

A 1 300-kg automobile moving at 21 m/s has the brakes applied with a deceleration of 3.0 m/s2 . How far does the car travel before it stops?
 a. 7.4E+1 m
  b. 1.5E+2 m
  c. 2.9E+5 m
  d. 2.3E+4 m
  e. 4.3E+2 m


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

eliasc0401

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

a


Tirant22

  • Member
  • Posts: 532
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

cassie_ragen

  • Member
  • Posts: 347
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Rotation Rotation–Moving a body part around a central axis. Rotation Rotation–Moving a body part around a central axis.
How Fast is the World's Population Growing? How Fast is the World's Population Growing?
Apply circular friction around the knee with the heels of the hands moving the skin over soft ... Apply circular friction around the knee with the heels of the hands moving the skin over soft ...
Rhythmic compression to gluteal muscles using the fist. Press into the large gluteal muscles moving ... Rhythmic compression to gluteal muscles using the fist. Press into the large gluteal muscles moving ...
DID YOU KNOW? DRIVING FAST CAUSES HAIR LOSS DID YOU KNOW? DRIVING FAST CAUSES HAIR LOSS
Video: Splitting of Sugar, Oxidation/ Reduction & ATP Generation

For a complete list of videos, visit our video library