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kodGreya [7K]
3 years ago
7

Which type of mechanical wave is a sound wave?

Physics
2 answers:
IgorLugansk [536]3 years ago
5 0

Answer:

A. Longitudinal wave

Explanation:

Sound is a mechanical wave and in mechanical wave its a longitudinal wave. It is a longitudinal wave because the particles of the wave move along the direction of propagation of wave instead of being perpendicular to it like in transverse wave. It can also be said that the displacement of the medium is in the direction of propagation if the wave.

kykrilka [37]3 years ago
4 0
It’s A.Longitudinal. Tell me if I’m right
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What is meant by power of accommodation??​
musickatia [10]

The ability of the lens of the eye to self adjust its focal length.

6 0
4 years ago
Find the velociity of a car which travels 35 m to the right over a period of 40 seconds
GalinKa [24]

Answer:

the velocity of the car is 0.875 m/s

Explanation:

v = d \div t \\ v = 35m \div 40sec = 0.875 \: m \: per \: sec

therefore the V of car is 0.875 m

8 0
4 years ago
The potential energy for a certain mass moving in one dimension is given by U(x)=(2.0J/m3)x3−(15J/m2)x2+(36J/m)x−23JU(x)=(2.0J/m
Angelina_Jolie [31]

Answer:x=2 and x=3

Explanation:

Given

Potential Energy for a certain mass is

U(x)=2x^3-15x^2+36x-23

and we know force is given by

F=-\frac{\mathrm{d} U}{\mathrm{d} x}

F=-(2\times 3x^2-15\times 2x+36)

For Force to be zero F=0

\Rightarrow 6x^2-30x+36=0

\Rightarrow x^2-5x+6=0

\Rightarrow x^2-2x-3x+6=0

\Rightarrow (x-2)(x-3)=0

Therefore at x=2 and x=3 Force on particle is zero.

8 0
3 years ago
A<br> 13. Chemical energy is a form of___________<br> energy.
Anestetic [448]

Answer:

Potential energy.

Explanation:

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4 0
3 years ago
An fm radio station broadcasts at 98. 6 mhz. What is the wavelength of the radiowaves?.
victus00 [196]

The wavelength of the radio waves is 3.04 cm.

<h3>Calculation:</h3>

λf = c

λ = c/f

where,

λ = wavelength

c = speed of light

f = frequency

Given,

f = 98.6 MHz = 98.6 × 10⁶

c = 3 × 10⁸

To find,

λ =?

Put the values in the formula,

λ = c/f

λ = 3 × 10⁸/98.6 × 10⁶

  = 0.0304 × 10²  m

  = 3.04 cm

Therefore, the wavelength of the radio waves is 3.04 cm.

Learn more about the calculation of wavelength here:

brainly.com/question/8422432

#SPJ4

3 0
2 years ago
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