Question
Asked Oct 10, 2019
529 views

A sandbag is motionless in outer space. A second sandbag with two times the massmoving at 12 m/s collides with it and they both stick together and move at a speed of ____m/s.

check_circle

Expert Answer

Step 1

 

Given:

Before collision:

For first sandbag

Initial velocity, u1 = 0

Mass, m1 = m

For second sandbag

Initial velocity, u2 = 12 m/s

Mass, m2 = 2m

After collision:

Final velocity of the system = v

Mass of the system = m+2m

                                = 3m

help_outline

Image Transcriptionclose

ater collision 2m m+2m

fullscreen
Step 2

From the law of conserva...

help_outline

Image Transcriptionclose

Momentum before collision = Momentum after collision ти + т,и, 3 (т, + m,)v тx0+2mx12- Зту v 8m/s

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in
SciencePhysics

Work,Power and Energy

Related Physics Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: In (Figure 1) C1 = 9.00 mF , C2 = 6.00 mF , C3 = 7.00 mF , and C4 = 11.0 mF . The capacitor network ...

A: We’ll answer the first three subparts of the question since the exact one wasn’t specified. Please s...

question_answer

Q: The work function of a metal is 1.86 eV. Calculate the wavelength of the light that should be used t...

A: Write the expression for work function.

question_answer

Q: 1. Identify the "object" by circling it with a dotted line.  2. Identify all the forces acting on th...

A: 1.Static traffic light:

question_answer

Q: Calculate the maximum displacement ofthe sound wave in air whose frequency is 3.4 kHz and having the...

A: The expression for the maximum displacement is,

question_answer

Q: If the Moon sets just after the Sun, what phase is it in?

A: At new Moon phase, the Moon rises at sunrise and sets at sunset and therefore, from Earth, it is not...

question_answer

Q: Physics I <MP 18 MP 6 While babysitting their younger brother, Chrisso and Devin are playing with to...

A: According to the given situation consider that the toy is initially given some kinetic energy which ...

question_answer

Q: (b) An advertising blimp consists of a gas bag, the supporting structure for the gas bag, and the go...

A: The volume of the gas bag which is cylindrical in shape is given by,

question_answer

Q: A baseball is hit when it is 3 ft above the ground. It leaves the bat with initial speed of 152 ft&g...

A: Given,

question_answer

Q: A truck starts at origin from rest at time t=0 with an acceleration of a (1.40 m/s )t Calculate the ...

A: The expression for the truck’s instantaneous acceleration is,