Question

4. Light of wavelength 5 x 10-5 cm passes
through narrow slit falls on a screen at a
distance of 2 m from a narrow slit. The width
of the slit if the first minima lies 2 mm on
either side of the central maximum is
(1) 0.06 cm
(2) 0.05 cm
(3) 0.04 cm
(4) 0.01 cm
​

Answer 1

Answer:

I don't know what you think