PSU Exam Books and Preparation Tips

I am preparing for the PSU Exam and for that reason I need the books for PSU exam and also preparation tips so please provide me that?

[Quick Sam]

As you need the PSU Exam Books and Preparation Tips so here I am providing you the same.

Tips
Firstly know the exam pattern of different PSUs like number of technical questions, number of non-technical questions, negative marking, exam duration, marks per question etc.

Practice with previous year question papers.
Adopt Reference books for derivations, equations, conceptual thought process, theory etc.
Short Cut Techniques:

Traditional methods to solve numerical problems is a time taking process, try to adopt short cut techniques to save the time.

Books