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
attashe74 [19]
3 years ago
9

A force of 720 Newton stretches a spring 4 meters. A mass of 45 Kilograms is attached to the spring and is initially released fr

om the equilibrium position with an upward velocity of 6 meters per second. Find an equation of the motion.

Physics
1 answer:
poizon [28]3 years ago
5 0

Answer:

x(t) = -3sin2t

Explanation:

Given that

Spring force of, W = 720 N

Extension of the spring, s = 4 m

Attached mass to the spring, m = 45 kg

Velocity of, v = 6 m/s

The proper calculation is attached via the image below.

Final solution is x(t) = -3.sin2t

You might be interested in
Lincoln weighs 400 newtons. What’s his mass rounded to the nearest kilogram? Assume that acceleration due to gravity is 9.8 N/kg
Yanka [14]
Weight equals mass times gravitational acceleration=400N, so mass=400/9.8=41kg approx.
6 0
4 years ago
Read 2 more answers
Which example best represents the use of creativity in a scientific inquiry
vova2212 [387]
From  all the options listed, as seen in the picture attached,  the example which best represents the use of creativity in a scientific inquiry is option D. i.e. <span>developing a new way to extract a particular protein from tissue samples. Figuring out new methods and implementing them is what is called as creativity in scientific inquiry.</span>

5 0
3 years ago
Read 2 more answers
Does anyone know what uranium is???
schepotkina [342]
The answer to your question is "Yes".  Great numbers of people ... chemists,
physicists, and common folks alike ... know what Uranium is.

=================================

Uranium is one of the 92 elements that are found to occur in nature.
In the Periodic Table of the Elements, it is Element #92 ...  Its atoms
contain 92 protons in their nucleii.
5 0
3 years ago
Read 2 more answers
How much heat is needed to raise the temperature of 7g of Water by 20° C
beks73 [17]

the answer to your question is 10.5 kJ

6 0
3 years ago
The reaction has at least two reactants and one product
astra-53 [7]

Answer:

I think synthesis reaction, because the reaction has two or more simple substances to form a combination with a complex substance.

Explanation:

If you need more information, please ask.

4 0
3 years ago
Other questions:
  • I'm a given chemical reaction, the energy of the products is less than the energy of the reactants. Which statement is true for
    14·2 answers
  • What is the mass of an 291pound persond
    12·1 answer
  • How long does it take for light from the sun to reach earth
    11·2 answers
  • There is a current of 112 pA when a certain potential is applied across a certain resistor. When that same potential is applied
    14·1 answer
  • How do you know when water is boiling?
    8·1 answer
  • Atmospheric pressure varies from day to day. The level of a floating ship on a high-pressure day is (a) higher (b) lower, or (c)
    5·1 answer
  • A motorcycle starting from rest covers 200 metre distance in 6 second. Calculate final velocity and acceleration of the motorcyc
    14·1 answer
  • Can you answer the b. thanks
    15·1 answer
  • You exert 500 N of force down on the earth as you jump into the air. How much force does the earth exert back on you?
    13·1 answer
  • Which of the following statements about trash in the United States is FALSE?
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!