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

Author Question: A 2 900-kg truck moving at 11.0 m/s strikes a car waiting at a traffic light, hooking bumpers. The ... (Read 125 times)

kwoodring

  • Hero Member
  • *****
  • Posts: 560
on: Jul 28, 2018
A 2 900-kg truck moving at 11.0 m/s strikes a car waiting at a traffic light, hooking bumpers. The two continue to move together at 7.00 m/s. What was the mass of the struck car?
 a. 4 750 kg
  b. 7 460 kg
  c. 1 760 kg
  d. 1 660 kg
  e. 4 560 kg

Question 2

During a snowball fight two balls with masses of 0.30 and 0.70 kg, respectively, are thrown in such a manner that they meet head-on and combine to form a single mass. The magnitude of initial velocity for each is 12.0 m/s. What is the speed of the 1.0-kg mass immediately after collision?
 a. zero
  b. 4.8 m/s
  c. 12 m/s
  d. 8.4 m/s
  e. 3.6 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

phuda

  • Sr. Member
  • ****
  • Posts: 348
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

b


kwoodring

  • Member
  • Posts: 560
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

blakcmamba

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Fun with light refraction Fun with light refraction
The Speed of Light Is Constant The Speed of Light Is Constant
A rod/piston assembly from a 5.9 liter Cummins diesel engine used in a Dodge pickup truck. A rod/piston assembly from a 5.9 liter Cummins diesel engine used in a Dodge pickup truck.
Apply compression and light effleurage techniques to the foot and ankle to warm the area. Apply compression and light effleurage techniques to the foot and ankle to warm the area.
Gently squeeze along the length of the arm with both hands, moving down the arm from shoulder to ... Gently squeeze along the length of the arm with both hands, moving down the arm from shoulder to ...
Light Brown Eye Color Light Brown Eye Color
Video: Plant Defense Mechanisms from Pathogens

For a complete list of videos, visit our video library