hello,

there is no specific syllabus available right now in official website. but it is given that exam will be duration of 1 hour, number of question will be 90 questions. it is mention in the website that detailed test syllabus will be uploaded shortly.

https://manipal.edu/mu/admission/indian-students/online-entrance-exam-overview/test-pattern/manipal-institute-of-technology.html

you may follow lateral entry entrance test (LEET) guide by gkp publication, which will be beneficial for preparation.