One night a person of height h 1 8m is standing on the bank

Last updated: 6/10/2023

One night a person of height h 1 8m is standing on the bank of a straight canal On the opposite bank a lamp is installed at height H 5 4m on a lamp post Light from the lamp appears as a bright spot after starts walking along the bank the spot appears to him moving at constant speed up relative to ground Speed of the person is then n n is A 2 C 12