Nagpur University — They are not check my paper properly

According to me my paper was not check properly or might be they not check my paper because my previous third sem paper when I am fresher I got 14 marks in measurement and instruments subject now in back paper I also got 14 marks how is this possible?? I know very well I write correct and there is no chance of back but I got back again how? This is not coincidence that I again got same marks in back also I request you please check my paper again properly please consider my request and please don't do this type of Mistakes again