A diffraction grating has 4 350 rulings/cm. On a screen 2.50 m from the grating, it is found that for a particular order m, the maxima corresponding to two closely spaced wavelengths of sodium (589.0 nm and 589.6 nm) are separated by 7.50 mm. Determine the value of m.
m= ___________
Get Answers For Free
Most questions answered within 1 hours.