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Alex17521 [72]
3 years ago
9

Which property of the wave makes it-(C)

Physics
2 answers:
AlekseyPX3 years ago
4 0

Answer:

low amplitude hope it will help you

mylen [45]3 years ago
4 0
The first one
explanation: i took the test so i know what the answer is :)
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The speed of a car is decreased uniformly from 30. meters per second to 10. meters per second in 4.0 seconds. What was the car's
masha68 [24]
Acceleration (magnitude anyway) = (change in speed) / (time for the change) .

Change in speed = (10 - 30) = -20 m/s

Time for the change = 4.0sec

Magnitude of acceleration = -20/4  =  <em>-5 m/s² </em>
3 0
3 years ago
Read 2 more answers
a person with a mass of 75kg jumps on the trampoline the trampoline creates a fprce of 375n on them what is the acceleration of
Anarel [89]

Newton's second law allows calculating the response for the person's acceleration while leaving the trampoline is:

            -4.8 m / s²

Newton's second law says that the net force is proportional to the product of the mass and the acceleration of the body

            F = m a

Where the bold letters indicate vectors, F is the force, m the masses and the acceleration

The free body diagram is a diagram of the forces without the details of the body, in the attached we can see the free body diagram for this system

 

               F_t -W = m a

Whera F_t is the trampoline force

Body weight is

                W = mg

We substitute

              F_t - mg = ma

              a =\frac{F_t - m g}{m}

Let's calculate

              a = \frac{375 - 75 \ 9.8 }{75}

              a = -4.8 m / s²

The negative sign indicates that the acceleration is directed downward.

In conclusion using Newton's second law we can calculate the acceleration of the person while leaving the trampoline is

            -4.8 m / s²

Learn more here:  brainly.com/question/19860811

7 0
3 years ago
a simple machine that combines two inclined planes and is used to split objects is called a . group of answer choices
Semmy [17]

Answer:

The answer is a wedge.

Explanation:

The wedge is a combination of two inclined planes. It is used to separate bodies which are held together by large forces, e.g, splitting timber

M.A.= slant height of wedge/thickness of wedge.

Hence a long thin wedge has a higher mechanical advantage than a short thick one; or the smaller the angle theta between the slant heights, the greater the mechanical advantage.

5 0
1 year ago
A 150kg person is pushed from the behind and accelerates at 5 m/s2. What is the net force applied to the person? ANSWER FOR BRAI
kogti [31]

Explanation:

Force = Mass × Acceleration

Mass = 150kg

Acceleration = 5 m/s^2

Force = 150 × 5 = 750N

6 0
3 years ago
The D on a violin has a frequency of 293 Hz when it is in tune. Calculate the period.
qwelly [4]
Answer:
The period would be 0.0034 seconds

Explanation:
The d string has a frequency of 293 Hz when it is in tune
So the period of D string is 0.0034 seconds

8 0
3 years ago
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