(a) whether any specific research activities to run the trains on solar energy has been undertaken or any proposal has been received in this regard and if so, the details thereof;
(b) the details of funds sanctioned, released and expenditure so far incurred on such scientific research programme;
(c) whether any foreign help is being considered by the Government in this regard;
(d) if so, the details thereof; and
(e) the present status of the proposal/project?