a. What is the absorption coefficient for tin, with an imaginary part of the refractive index equal to 5.3 for 589.3-nm light? b
. At what depth is 99% of normally incident sodium light absorbed in tin? How thin would the metal Tin have to be for 50% of the light to come out the other side?
1 answer:
You might be interested in
Answer:
Option C
100 J
Explanation:
Kinetic energy, KE is given by
where m is the mass and v is the velocity
Substituting 50 Kg for mass, m and 2 m/s for velocity v then we obtain
Therefore, the child's kinetic energy is equivalent to 100 J
