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Bogdan [553]
4 years ago
14

What is the wavelength of the longest wavelength light visible to the human eye?

Physics
1 answer:
shtirl [24]4 years ago
7 0
The only electromagnetic wave that human eye can see or sensitive are those of visible light waves. These are colors representing  the color of rainbow(red, orange, yellow, green, blue, and violet). Red, which appears in the outermost shell of the rainbow, has the longest, wavelength, around 620-750 nm
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Which of the following describes the number of times an analog wave is measured each second during an analog-to-digital conversi
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4 years ago
How long is a string under 240 N of tension whose mass is 0.086 kg if a wave travels through it at a speed of 12 m/s?
Darina [25.2K]

Answer:

The length of the string is 0.051 meters

Explanation:

It is given that,

Tension in the string, T = 240 N

Mass of the string, m = 0.086 kg

Speed of the wave, v = 12 m/s

The speed of the wave on the string is given by :

v=\sqrt{\dfrac{T}{M}}

M is the mass per unit length of the string i.e. M = m/l.......(1)

So, M=\dfrac{T}{v^2}

M=\dfrac{240\ N}{(12\ m/s)^2}

M = 1.67 kg/m

The length of the string can be calculated using equation (1) :

l=\dfrac{m}{M}

l=\dfrac{0.086\ kg}{1.67\ kg/m}

l = 0.051 m

So, the length of the string is 0.051 meters. Hence, this is the required solution.

6 0
3 years ago
state whether the table represents a relation function both or neither x y 4 -20 1 -17 4 -14 16 5 10 0 -19 -16
MakcuM [25]

state, whether the table represents a relation function both or neither x y 4 -20 1 -17 4 -14 16 5 10 0 -19 -16 Reconstruction was successful in that it allowed the United States to once again function as a single country by 1877. The states' rights vs. federalism controversy, which had been a point of contention since the 1790s, was also eventually resolved during reconstruction.

By most other standards, reconstruction was a failure: radical Republican legislation eventually failed to shield former slaves from white persecution and to bring about significant alterations to the South's socioeconomic structure. The federalism question, which had been a topic since the 1790s practically immediately, was at hand when President Rutherford B. Former Confederate officials and slaves returned to the South after Hayes withdrew federal soldiers from the region in 1877. These newly powerful white southern legislators established anti-progressive laws like voter ID requirements and black codes with the help of a conservative Supreme Court in an effort to roll back the rights that blacks had won during Radical Reconstruction. With its rulings in the Slaughterhouse Cases, the Civil Rights Cases, and United States v., the U.S. Supreme Court strengthened this anti-progressive movement federalism.


Learn more about Reconstruction on:
brainly.com/question/24761999

#SPJ1

4 0
2 years ago
How to write the formula for water
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H2O is how you write the formula for water
3 0
3 years ago
an force of 5N is applied to a 10 kg object over a time of 3s. Determine the impulse applied to the object ​
ddd [48]

Answer:

15Ns

Explanation:

Given parameters:

Mass of the object  = 10kg

Force impact  = 5N

Time of action  = 3s

Unknown:

Impulse applied on the object  = ?

Solution:

Impulse is the force that acts on object within a period of time.

 Mathematically;

             Impulse  = Force x time

Now insert the parameters and solve;

           Impulse  = 5 x 3 = 15Ns

7 0
3 years ago
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