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
julia-pushkina [17]
2 years ago
12

Two force of 20N and 40N act at a

Physics
1 answer:
Gala2k [10]2 years ago
7 0

R=√20²+40²+2.20.40 cos 50

R=55 N

R/sin β = F/sin α

55/sin 50 = 40/sin α

α = 33°

You might be interested in
Austin buys a new moped he travel 3 km south and then 4 km east and then 3km north how far does he need to go to get back to whe
Ira Lisetskai [31]
The first thing to do is to define the origin of the coordinate system as the point at which the moped journey begins.
 Then, you must write the position vector:
 r = -3j + 4i + 3j
 Rewriting
 r = 4i
 To go back to where you started, you must go
 d = -4i
 That is to say, must travel a distance of 4Km to the west.
 Answer
 West, 4km.
4 0
3 years ago
How many meters will a person run during a 5-mile race
Rashid [163]

Answer:

8046.72 meters pretty sure

8 0
3 years ago
Read 2 more answers
What is the electron configuration of oxygen? 1s22s22p3 1s2, 2s6, 2p4, 3s2 1s2, 2s2, 2p4, 3s2 1s22s22p4
vaieri [72.5K]

oxygen's atomic number is 8

1s22s22p4 is the electron configuration

2+2=4 4+4=8

7 0
3 years ago
Read 2 more answers
Modern human lifestyle depends on fossil fuels to generate electricity. Predict and explain the long term effect on the environm
Anit [1.1K]
Fossil fuels <span>are </span>non-renewable sources of energy<span> as they are derived from pre-historic fossils and it is certain that they will deplete in the near future. </span><span>
The bigegst disadvantage of the fossil fuels is that they release carbon dioxide, nitrogen dioxide, sulfur dioxide, carbon monoxide </span><span> gasses, which lead to </span>serious environmental issues<span> such as </span>air pollution. They are <span>responsible for the </span>global warming<span>..
</span><span>Besides the environmental effect, carbon dioxide can also cause serious health complications such as chronic asthma, low lung functioning, chronic bronchitis..</span>
3 0
3 years ago
A computer printer has a width of 18in. What is it’s width in meters
zimovet [89]

Answer: 0.4572 meters :)

Explanation:

3 0
2 years ago
Read 2 more answers
Other questions:
  • What type of heat transfer is used in a restaurant that uses ovens with fans inside?
    13·1 answer
  • What are the different ways that the simulation shows you that the equation is balanced, visually? For each balanced reaction, i
    14·1 answer
  • What is a discussion?
    14·2 answers
  • A thermal hazard symbol means your should wear protective clothing so that you do not get burned. True False
    6·1 answer
  • A stone is thrown horizontally at a velocity of 12.38 m/s from a tree house that is
    9·1 answer
  • What number should be substituted for the question mark to balance the equation and why is that the correct number?
    5·2 answers
  • How is color related to wavelength?
    13·1 answer
  • If you run up the stairs (and don't fall) which of the following would be true?
    7·2 answers
  • Write submultipels units of time​
    8·1 answer
  • Explain the function of the “Amygdala” in emotional experience?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!