1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Nady [450]
1 year ago
10

A body of mass 50 kg explodes and splits into three pieces. The first piece has a mass of 10 kg and a velocity of [-3,2] m/s, th

e second piece has a mass of 18 kg and a velocity of [5,-4]m/s. What is the velocity of the third piece?​
Mathematics
1 answer:
fiasKO [112]1 year ago
7 0

Step-by-step explanation:

From the conversation of angular momentum

Initial momentum=final momentum

Here,

Since body is initially resting, it's momentum must be zero.

Let v be velocity of third piece. Then

0= 10(-3i+2j) + 18(5i-4j) + 22v

Solving this we get,

v= 4/22(15i+13j).

You might be interested in
I need help what is the sign of a. -b/b when a= 0 and b <0
kvv77 [185]

Answer:

z

Step-by-step explanation:

the same time as the first time since

4 0
2 years ago
A shose box measures 15in.by 7in.by 4 an half
Svet_ta [14]
The volume is 472.5in^3.

4 0
3 years ago
Consider the graph of the quadratic function y = 2x2 – 4x + 2.
Ierofanga [76]

Answer:

The function only has one zero.

x = 1  actual coordinate (1, 0) on graph

Step-by-step explanation:

8 0
3 years ago
If f(x) = -4x - 6, then f (0.3) = ____.
Ivahew [28]

Answer:

-7.2

Step-by-step explanation:

-4(0.3)-6

-1.2-6

-7.2

7 0
2 years ago
Read 2 more answers
A building as the window made of square glass blocks each block has an area of one square foot. What is the side length of the u
Karolina [17]
144 in all the way around
5 0
3 years ago
Other questions:
  • Gil earned these scores on the first three tests in mathematics this term mid 86, 88and 78. What is the lowest scores that Gil c
    10·1 answer
  • Paige starts a stamp collection with 4 stamps. Every month, she adds 3 starps
    11·1 answer
  • What is the length of side BC? PLEASE HELP!
    9·1 answer
  • According to Okun's law, if the unemployment rate goes from 2% to 5%, what will be the effect on the GDP?
    7·2 answers
  • What is the mean of the values in the stem-and-leaf plot? Enter your answer in the box. also guess what flag that is
    9·2 answers
  • I need help please help
    15·1 answer
  • What is the answer to this?
    9·1 answer
  • What number is rational, less than 0, greater than -4 but is not an integer?
    12·1 answer
  • Carl hires a caterer to provide food for his birthday. The caterer
    10·2 answers
  • Points gyehdjskhrbedsx
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!