Light with wavelength `530nm` falls on a transparent diffraction grating with period `1.50 mu m`. Find the angle, relative to the grating normal. At which the Fraunhofer maximum of highest order is observed provided the light falls on the grating
(a) at right angles,
(b) at the angle `60^(@)` to the normal.

Light with wavelength lambda falls on a diffracting grating at right angles. Find the angular dispersion of the grating as a function of diffraction angle theta .

Light with wavelength 535nm falls normally on a diffraction grating. Find its period if the diffraction angle 35^(@) corresponds to one of the Fraunhofer maxima and the highest order of spectrum is equal to five.

Light with wavelength lambda = 589.0nm falls normally on a diffraction grating with period d = 2.5mu m , comprising N = 10 000 lines. Find the angular width of the diffraction maximum of second order.

A transparent diffraction grating has a period d = 1.50mum . Find the angular disperison D (in angular minutes per nanometers) corresponding to the maximum of highest order for a spectral line of wavelength lambda = 530mm of light falling on the grating (a) at right angles, (b) at the angle theta_(0) = 45^(@) to the normal.

Find the wavelength of monochromatic light falling normally on a diffraction grating with period d = 2.2 mu m if the angle between the directions to the Fraunhofer maxima of the first and the second order is equal to Delta theta = 15^(@) .

A diffraction grating is ruled with 600 lines per millimetre. When monochromatic light falls normally on the grating, the first order diffracted beams are observed on the far side of the grating each making an angle of 15^@ with the normal to the grating. What is the frequency of the light?