Given 6 96x10 C a 2 5 10 C Specific heat of Cu 0 092 Cal g C

Last updated: 6/10/2023

Given 6 96x10 C a 2 5 10 C Specific heat of Cu 0 092 Cal g C Specific heat of Al 0 230Cal g C Symbols have their usual meanings One night a boy of height h 1 5 mis standing on the bank of a straight canal o the other bank of which a lamp is installed at a height H 6 mon a pole There a no ripples on the water surface so light emanated from the lamp appears as a flar bright spot after reflection from the water surface When the boy starts walking along the bank the flare appears to him moving at a constant speed u 3 m s relative to the ground Find speed of the boy in m s