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Answer:
It depends on 2 factors
the nature of the materials
the normal force.
Explanation:
It depends on 2 factors
the nature of the materials that are in friction and the treatment that they have followed. This factor is expressed by a numerical value called the coefficient of friction or friction.
the force exerted by one body on the other, that is, the normal force.

<u>Given :</u>








<u>Let's Slove :</u><u> </u>



79 m/s I belive.
I hope I'm not incorrect!
Thinking about Planck's law, the Red star would give off the most orange light.
According to Planck's Law, distinct atoms and molecules can emit or take in power in discrete portions simplest. The smallest amount of strength that can be emitted or absorbed inside the form of electromagnetic radiation is called quantum.
Planck's Law describes the quantity of spectral radiance at a particular wavelength radiated through a black body in equilibrium. The equation is E=hv.
The floor temperature of a celeb determines the color of mild it emits. Blue stars are warmer than yellow stars, which are hotter than red stars. The bright orange celebrity Arcturus is particularly noteworthy for its massive right motion, The color is a characteristic of their floor temperatures.
Learn more about plank's law here:-brainly.com/question/1673393
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