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
Evgesh-ka [11]
3 years ago
7

A particle A of mass 2kg originally moving with a velocity of 3ms collides directly with another particles B of mass 2kg moving

with a velocity of 2ms in the opposite direction so that the velocity of A become 1ms after impact . Find the velocity of B after the impact.​
Physics
1 answer:
leonid [27]3 years ago
7 0

Answer:

- 1 m/s ( here (-) means the opposite direction of A)

Explanation:

Let m1=2kg, m2=2kg,u1= 3m/s,u2= -2 m/s, v1= 1m/s

m1u1+m2u2= m1v1+m2v2

2×3+2×(-2) = 2×1 + 2x

2= 2(1+x)

x = -1

Hope it helps

You might be interested in
Jupiter is a much more massive planet than Earth. What would happen to a person’s mass and weight if he were on Jupiter?
Harrizon [31]
There would be no mass or weight and he would float away
5 0
3 years ago
Read 2 more answers
Is friction used when buttering a cake pan?
Elena L [17]

Answer: friction is used when 2 and 2 things mix and come together but normally friction slows things down but when buttering a pan it doesnt slow down

7 0
3 years ago
Read 2 more answers
A chemist needs to order an element that will not react with any other element. Which element should he order
Gwar [14]

Answer:

Helium

Explanation:

Helium is the least reactive element, since it is a noble gas with the smallest amount of valence rings.

4 0
3 years ago
Relation of Kilometre and mile​
Alja [10]

Answer:

1km = o.621371 mile

Explanation:

1.609 kilometers equal 1 mile. The kilometer is a unit of measurement, as is the mille. However, a mile is longer than a kilometer.

5 0
3 years ago
Read 2 more answers
The process of burning fuel is called?
user100 [1]
The process of burning fuel is Combustion
5 0
3 years ago
Read 2 more answers
Other questions:
  • A rocket's acceleration is 6.0 m/s2. Assuming it starts at 0 m/s, how long will it take for the rocket to reach a velocity of 42
    5·1 answer
  • Your boss tells you that she needs a decision by the end of the day about the machine you want to purchase for your new operatio
    9·2 answers
  • Two protons are aimed directly toward each other by a cyclotron accelerator with speeds of 1200 km/s , measured relative to the
    10·1 answer
  • A combination of two or more simple machines is a (n)
    10·1 answer
  • How many quantum numbers are needed to describe the energy state of an electron in an atom?
    7·1 answer
  • A hot-air balloon rises from ground level at a constant velocity of 3.0 m/s. One minute after liftoff, a sandbag is dropped acci
    10·1 answer
  • Two tugboats pull a disabled supertanker. Each tug exerts a constant force of 2.20×106 N , one at an angle 19.0 ∘ west of north,
    10·1 answer
  • "a horn emits a frequency of 1000 HZ. A 14 m/s wind is blowing toward a listener. What is the frequency of the sound heard by th
    14·1 answer
  • A rabbit is hopping towards a clover patch. It has energy. The rabbit weighs 1kg and hops with a velocity of 20 m/s, calculate t
    9·1 answer
  • A 2.0 cm thick brass plate (k_r = 105 W/K-m) is sealed to a glass sheet (kg = 0.80 W/K m), and both have the same area. The expo
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!