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

Options

A. `sin^(-1)(2/(3))`
B. `sin^(-1)(1/(2))`
C. `sin^(-1)(3/(4))`
D. `sin^(-1)(1/(4))`

Answer

C