1 A research submarine has a circular glass window in its

Last updated: 6/9/2023

1 A research submarine has a circular glass window in its bottom to observe the seabed Radius of the window is r 30 cm thickness of the glass is t 20 mm refractive index of water is w 1 25 and that of the glass is g 1 5 If the seabed is d 6 0 m beneath the window estimate radius of portion of the seabed visible through the window Y d u 8