naterobles naterobles

03-10-2017
Physics

contestada

i do not know why but the answer is 684 please let me know why. A light with a second-order dark band forms a diffraction angle of 20.0°. The diffraction grating has 200.0 lines per mm.
The wavelength of the light, to the nearest whole number, is nm.

Respuesta :

03-10-2017

I don't get what your asking I'm sorry the question isn't clear

Answer Link

Otras preguntas

select the temperature scale that matches each boiling point of water

Can anyone help please

What is one common way that a charge can accumulate on a object?

State the y-coordinate of the y-intercept for the function below. [tex]f(x)=x^{3} -x^2-x+1[/tex]

What are the solutions to the quadratic equation 4x^2 + 28x = 0? A.) x = 4 and x = -7 B.) x=4 and x=7 C.) x=0 and x=-7 D.) x=0 and x=7

7. Population growth is limited by density-dependent factors such asA.)volcanoes and earthquakes B.)droughts and floodsC.)predation and diseaseD.)biotic and abi

Find the polynomial Help

in which of the following cases will there be precipitationA)QB)Q=KspC)Q<D)Q>Ksp

Which of the following is likely to produce crystals if disturbed?

what does the table show about how Congress voted for the Civil Rights Act of 1957 check all that apply