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GaryK [48]
3 years ago
11

What is sunlight composed of

Physics
2 answers:
liraira [26]3 years ago
7 0
Sunlight is composed of a spectrum of rays which are visible light and ultraviolet.
san4es73 [151]3 years ago
5 0

Answer:

Roughly three quarters of the Sun's mass consists of hydrogen (~73%); the rest is mostly helium (~25%), with much smaller quantities of heavier elements, including oxygen, carbon, neon, and iron. The Sun is a G-type main-sequence star (G2V) based on its spectral class.

Explanation:

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A circular loop of radius 11.7 cm is placed in a uniform magnetic field. (a) If the field is directed perpendicular to the plane
Mama L [17]

Answer:

Magnetic field, B = 0.199 T

Explanation:

It is given that,

Radius of circular loop, r = 11.7 cm = 0.117 m

Magnetic flux through the loop, \phi=8.6\times 10^{-3}\ T/m^2

The magnetic flux linked through the loop is :

\phi=B.A

\phi=BA\ cos\theta

Here, \theta=0

B=\dfrac{\phi}{A}

or

B=\dfrac{\phi}{\pi r^2}

B=\dfrac{8.6\times 10^{-3}}{\pi (0.117 )^2}

B = 0.199 T

So, the strength of the magnetic field is 0.199 T. Hence, this is the required solution.

4 0
3 years ago
A ball of mass 2.0 kg falls vertically and hits the ground with speed 7.0 ms-1 as shown below.
Sauron [17]

Answer:

8.0 Ns

Explanation:

Change in momentum is given as:

Final momentum - Initial momentum

= m*v - m*u

Where m = mass of ball

v = final velocity

u = initial velocity

Change in momentum = (2.0 * 3.0) - (2.0 * 7.0)

= 6.0 - 14.0 = -8.0 Ns

The magnitude will be |-8.0| = 8.0 Ns

7 0
4 years ago
Read 2 more answers
What is the difference in electrical potential energy between two places in an electric field?
Phoenix [80]

Answer: Option (c) is the correct answer.

Explanation:

The difference in electrical potential energy between two places in an electric field is known as potential difference.

Mathematically, potential difference between two given points can be written as follows.

             \Delta V = V_{2} - V_{1}

where,    \Delta V = potential difference

              V_{1} = potential at point 1

               V_{1} = potential at point 2

                         

4 0
3 years ago
Read 2 more answers
Please look at the picture included for the question :)
Agata [3.3K]

Answer:

solar to electrical yesssssiiiiirrrrrrrrrr you gonna get it wrong

5 0
3 years ago
Read 2 more answers
Imagine that you pushed a box, applying a force of 60 newtons, over a distance of 4 meters. How much would you have done?
grin007 [14]
You would have done 240 joules of work on the box.

Work = (force)  x  (distance)

         =  (60 newtons)  x  (4 meters)

         =         240 joules  . 
5 0
3 years ago
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