24this was unsolved on jee 09 eve too..............i dont want to wait till then again........plzz help
8 Answers
62eureka.. i think we need to know the distance between the wall and the place where shadow is formed..
24nothing else is given sir..................
maybe we have to assume that................
i tried but variables became more than no. of equations........[2][2]
plz post ur soln...............maybe i can get a hint......
62eureka.. i think it is a direct problem of similarity of triangles!!
one sec i will post the pic..
24
1i think we need to know the distances otherwise it isnt possible ....
4h/H = y/x+y
x ---> Dist b/w both h & H
x+y----> Length of shadow
v get it in terms of x ???