A pond of depth 20 cm is filled with water of refractive index `4//3`. Calculate apparent depth of the tank when viewed normally.

A pond of depth 20 cm is half filled with an oil of mu = 1.4 and the other half is filled with water of refractive index 1.33 . Calculate apparent depth of the tank when viewed normally.

A pond of depth 20 cm is half filled with an oil of mu = 1.4 and the other half is filled with water of refractive index 1.33 . Calculate apparent depth of the tank when viewed normally.

A vessel of depht 'x' is half filled with oil of refractive index mu_(1) and the other half is fillied with water of refractive index mu_(2) . The apparent depth of the vessel when viewed from above is

A vesse of depth x is half filled with oil of refractive index mu_(1) and the other half is filled with water of refrative index mu_(2) . The apparent depth of the vessel when viewed above is

A vesse of depth x is half filled with oil of refractive index mu_(1) and the other half is filled with water of refrative index mu_(2) . The apparent depth of the vessel when viewed above is

A vessel of depth d is half filled with a liquid of refractive index mu_1 and the other half is filled with a liquid of refractive index mu_2 . The apparent depth of the vessel, when looked at normally, is

A parallel sided block of glass of refractive index 1.5 which is 36 mm thick rests on the floor of a tank which is filled with water (refractive index = 4/3). The difference between apparent depth of floor at A and B when seen from vertically above is equal to

A parallel sided block of glass of refractive index 1.5 which is 36 mm thick rests on the floor of a tank which is filled with water (refractive index = 4/3). The difference between apparent depth of floor at A and B when seen from vertically above is equal to

A parallel sided block of glass of refractive index 1.5 which is 36 mm thick rests on the floor of a tank which is filled with water (refractive index =4/30. The difference between apparent depth of floor at A & B when seen from vertically above is equal to