This video is discussed about Surface Roughness parameters Ra, Rq, Rt, Rz, RMS and explained in tamil
1) Surface Roughness explained in tamil | Part-1 - • Surface Roughness explained in tamil | Par...
2) Surface Roughness explained in tamil | part-2 - • Surface Roughness explained in tamil | par...
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#surfaceroughnessparameters #Ra #Rz #Rt #RMS #Rq