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Aleks [24]
3 years ago
9

The wavelengths of radio waves are much _______________ than the wavelength of microwaves. therefore, radio waves carry much ___

_______ energy than a microwave.
Physics
2 answers:
velikii [3]3 years ago
8 0

Answer:

The wavelengths of radio waves are much longer than the wavelength of microwaves. therefore, radio waves carry much lower energy than a microwave.

Explanation:

The wavelength of radio waves is longer than the wavelength of microwaves.

Using the equation that relates energy and wavelength:

E=\frac{hc}{\lambda}

where h and c are constants (h is Planck's constant and c the constant of the velocity of light)

And \lambda is the wavelength.

What this equation tells us is that the energy is inversely proportional to the wavelength. The larger the wavelength, the lower the energy that the wave carries.

So, since the wavelength of radio waves is much longer, its energy is much lower than the energy of microwaves.

nydimaria [60]3 years ago
7 0
The wavelengths of radio waves are much "Longer" than the wavelength of microwaves therefore, radio waves carry much "Lower" <span>energy than a microwave.

Hope this helps!</span>
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The main difference between distance and displacement is tat
vladimir2022 [97]

Answer:

Distance is the length of the path taken by an object whereas displacement is the simply the distance between where the object started and where it ended up.

Explanation:

Hope this helps! Good Luck on the rest of your assignments! :)

8 0
3 years ago
Read 2 more answers
A ball of moist clay falls 15.0 m to the ground. It is in contact with the ground for 20.0 ms before stopping. (a) What is the m
rosijanka [135]

Answer:

a= -0.86 m/s²

The negative sign shows that ball down the ground or moving down

Explanation:

Vf² - Vo² = 2gS

where

Vf = velocity of clay as it hits the ground

Vo = initial velocity of clay = 0

g = acceleration due to gravity = 9.8 m/sec^2 (constant)

S = distance travelled by clay = 15 m

Substituting appropriate values,

Vf² - 0 = 2(9.8)(15)  

Vf = 17.15 m/sec.

Formula to use is,  

V - Vf = aT

where

V = velocity of clay when it stops = 0

Vf = 17.15 m/sec (as determined above)

a = acceleration

T = 20 ms  

Put the values to find acceleration

a=(V-Vf)/T

a=(0-17.15)/20

a= -0.86 m/s²

The negative sign shows that ball down the ground

3 0
3 years ago
g Which of the following is true about magnetic field lines? A. All magnetic field lines are always parallel to the Earth’s magn
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Answer:B

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3 years ago
How is power defined? Question 4 options: the quantity of work accomplished the direction of the work the total distance an obje
GarryVolchara [31]

Power can be defined as the rate at which work is accomplished.

Option D is the correct answer.

<h3></h3><h3>Power </h3>

The work done by an object in a given time interval is called the power of that object.

Suppose an external force F is applied to any object for the time interval T seconds. Due to this external force, the object will perform some amount of work for the time T seconds. This work W done by the object for the time interval T seconds is called the power of that object.

Power can be defined in mathematical term which is given below.

P = \dfrac {W}{T} \;\rm Watts

Thus the power can also be defined as the work done by the object per unit time interval.

Hence we can conclude that option D is the correct answer.

To know more about power, follow the link given below.

brainly.com/question/1618040.

8 0
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The Answer is TRUE. Hope it helps
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