question_answer

A tube shaped like a parallelogram is filled with liquid is kept in a vertical plane. Tube is heated at mid-point of ad. The heat flows only by convection. Then   

A) \[{{\operatorname{T}}_{d}}={{T}_{a}}>{{T}_{b}}={{T}_{c}}\]

B) \[{{\operatorname{T}}_{a}}>{{T}_{b}}>{{T}_{c}}>{{T}_{d}}\]

C) \[{{\operatorname{T}}_{a}}>{{T}_{b}}>{{T}_{d}}={{T}_{c}}\]

D) \[{{\operatorname{T}}_{d}}>{{T}_{a}}>{{T}_{b}}>{{T}_{c}}\]