Answer:
a) , b)
Explanation:
a) Let consider two equations of equilibrium, the first parallel to ski slope and the second perpendicular to that. The equations are, respectively:
The force on the skier is:
b) The equations of equilibrium are the following:
The force on the skier is:
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If you mean phases the here’s a picture
A graduated cylinder should be the best if using ml
Answer:
- The emission wavelength for λ(3,4) is 1875.24 nm
- The emission wavelength for λ(4,6) is 2625.34 nm
- The emission wavelength for λ(4,7) is 2165.69 nm
- The emission wavelength for λ(4,8) is 1944.70 nm
- The emission wavelength for λ(4,9) is 1817.54 nm
Explanation:
Using Rydberg equation
where;
R is Rydberg equation = 1.097 x 10⁷ m⁻¹
For λ(3,4)
For λ(4,6)
For λ(4,7)
For λ(4,8)
For λ(4,9)
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