Sampat Kumar
Ansys Employee

Hi Sameer,
Please follow the following link to learn about the different Mesh matrices. 
https://featips.com/2022/11/21/ansys-mesh-metrics-explained/
https://ansyskm.ansys.com/forums/topic/how-to-make-sure-that-mesh-is-of-good-quality-for-fluent-simulation/

Regards,
Sampat