Is NIMS University good for a B.Sc in Psychology?

No, it is not a good university for B.Sc. in Psychology. For this course, you should apply to a central or state university which will be better than a private university. 

The university is very expensive, you will know this after you get admission because there are many recurring charges which are later revealed. 

Go for a government university in Jaipur or in your area where you will get proper exposure which is important for your growth and future prospects. They will also have good faculties and your education cost will be minimal.