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
dlinn [17]
3 years ago
14

A e B são dos blocos de massas 3,0 kg e 2,0 kg, respectivamente, que se movimentam juntos sobre uma superficie horizontal e perf

eitamente lisa. F é uma força de intensidade 30 N aplicada ao bloco A. A aceleração do sistema e a intensidade da força que B exerce em A são , respectivamente :
Physics
1 answer:
makvit [3.9K]3 years ago
6 0

F = m*a

30 N = (ma + mb) * a

30 = 5*a

a = 6 m/s ^2

F de B em A

30 - F de B,A = ma * a

30 - F de B em A = 3 * 6

30 - 18 = F de B em A

12 = F de B em A


Resposta: 6 m/s^2 e 12N

Bate com o gabarito, man? Ou eu tô viajando aqui?

Abç!

You might be interested in
Which statements correctly characterize a lunar eclipse? Select all that apply.
Zepler [3.9K]

A) it occurs when earth is between the sun and the moon

6 0
3 years ago
Exercise and health
zavuch27 [327]
Are both intertwined. exercise and you will feel brand new!!!
4 0
3 years ago
How are electromagnetic waves that are produced by oscillating charges and sound waves that are produced by oscillating tuning f
Dovator [93]
They are both created by waves of different forms of energy... sound is the oscillation of other substances, called a medium, while the electromagnetic waves are oscillating through electromagnetic energy. 
8 0
3 years ago
I left a location by 6:38am and arrived a new location by 6: 58am. How do I calculate the time spent?
jolli1 [7]

Answer:20 minutes

Explanation:

06:58am - 06:38am =20 minutes

6 0
3 years ago
Read 2 more answers
A uniform horizontal rod of mass Mand length rotates with angular velocity about a vertical axis through its center. Attached to
Lostsunrise [7]

Answer:

     o

90

Explanation:

3 0
3 years ago
Other questions:
  • A tectonic plate near Niihau, an island in Hawaii, grows at an average rate of 11 cm/year. If the rate of plate expansion double
    7·2 answers
  • Sebuah kolom udara memiliki panjang 40cm.Jika garpu kala mempunyai frekuensi 320Hz,maka besarnya cepat rambat gelombang bunyi di
    11·1 answer
  • What deep ocean feature forms at subduction zones
    9·1 answer
  • A weightlifter curls a 30 kg bar, raising it each time a distance of 0.50 m .How many times must he repeat this exercise to burn
    7·1 answer
  • You are given three pieces of wire that have different shapes (dimensions). You connect each piece of wire separately to a batte
    9·1 answer
  • Https://brainly.com/question/22600061<br><br> Don’t ask too much science
    14·1 answer
  • Select the correct answer.<br> What was the main objective of the Discovery missions?
    14·1 answer
  • A student shines a mixture of red and blue light onto a blue toy car. What colour will the car appear?
    14·1 answer
  • Trey is testing a properly working resistor in a circuit and finds its value to be far lower than he expects what’s a likely err
    6·1 answer
  • The volume of a ball was measured at 500.0 cm3, and its mass was measured to be 404.2 g.
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!