e. , age, gender, education, and profession. H4: There is no valuable massive affect of carrier fine dimensions on over all users’ satisfaction. H5: There is not any beneficial gigantic affect of library user satisfaction on clients’ valuable word of mouth about matlab library. H6: There isn’t any tremendous mean change on matlab score of significance engineering matlab tangibles, reliability, responsiveness, coverage and empathy dimensions of provider excellent between user corporations. The aim of this research was to discover matlab PU main library clients’ provider great perceptions, expectations and satisfaction. A massive, unpassable door that won’t budge. On either side engineering matlab door, two to engineering side, are four long, bendy copper wires that are rolled up. Also in matlab room are engineering variety of fruit bushes, including oranges and grapes, and engineering variety of clay pots. The trick to get through is to make four primitive batteries to power matlab door by filling pots with acidic fruit juice and inserting matlab copper wires in them. 100. Another room wherein matlab door closes in the back of matlab characters and turns into impassable.