In a Fraunhofer diffraction experiment at a single slit using a light of wavelength 400 nm, the first minimum is formed at an angle of `30^(@)`. The direction `theta` of the first secondary maximum is given by :

In a Fraunhoffer diffraction at single slit of width 'a' with incident light of wavlength of 5500 Å, the first minimum is observed, at an angle of 30^(@) . At what angle the first secondary maximum is observed?

In a Fraunhofer diffraction at single slit of width d with incident light of wavelength 5500 Ã…, the first minimum is observed, at angle 30^(@) . The first secondary maximum is observed at an angle theta=

In a diffraction pattern due to a single slit of width a, the firt minimum is observed at an angle 30^(@) when light of wavelength 5000 Å is incident on the slit. The first secondary miximum is observed at an angle of

A slit of width a illuminated by red light of wavelength 6500 Å . The first minimum will fall at theta=30^(@) if a is

In a single slit diffraction experiment, first minimum for a light of wavelength 540 nm coincides with the first maximum of another wavelength lamda' . Then lamda' is

A single slit Fraunhofer diffraction pattern is formed with white light. For what wavelength of light the fourth secondary maximum in the diffraction in the diffraction pattern coincides with the third secondary maximum in the pattern for red light of wavelength 6500 Å ?