TS EAMCET Medical 10 AUG 2021 Shift 1 Paper

In a two slit interference experiment light is passed through two slits, which are a distance 'd' apart forming interference on a distant screen. If the distance between the slits is decreased by a factor of 2 and the wavelength of light is doubled then the distance between the central maximum and the first maximum will become ........ times the original value.