Question

Why does pencil immersed obliquely in water appear bent ans short?explain with ray diagram

Answer 1

When a pencil is obliquely dipped in water , the ray of light travelling from pencil to observer travel from denser medium to rarer medium & hence bend away from normal .

Answer 2

due to refraction of light on surface of water as ray of light coming from lower end passes from water to air and get refracted away from the normal