The elevation of an object on a hill is observed from a certain point in the horizontal plane through its base, to be |
|||||||
a) |
120 |
b) |
|
c) |
|
d) |
60 |
The elevation of an object on a hill is observed from a certain point in the horizontal plane through its base, to be |
|||||||
a) |
120 |
b) |
|
c) |
|
d) |
60 |
(b)
In
…(i)
and in ,
…(ii)
From Eqs. (i) and (ii), we get,
On putting in Eq.(i), we get