What Is Gray Body ?

1.	What Is Gray Body ?
Answer» When the EMISSIVITY of material does not change with temperature, it is CALLED gray body. When the emissivity of material does not change with temperature, it is called gray body.

Answer»

When the EMISSIVITY of material does not change with temperature, it is CALLED gray body.

When the emissivity of material does not change with temperature, it is called gray body.

Discussion