Question

A sparrow flying in air sits on a stretched telegraph wire If weight of the sparrow is `W` which of the following is true about the tension `T` produced in the wire ?
A. `T =W`
B. `TltW`
C. `T =0`
D. `TgtW`

Answer 1

Correct Answer - d
As is clear from
`2 Tcos theta = W,T = (W)/(2 cos theta)`
As `theta ~~ 90^(@) :. T gt W`
.