The following parameters of tool application can produce the sufficient influence on the nature of stration marks produced by screw driver, except
A. Vertical angle of tool
B. Pressure on tool
C. Relative velocity of tool
D. Horizontal angle of tool
Answer:C
The following parameters of tool application can produce the sufficient influence on the nature of stration marks produced by screw driver, except
A. Vertical angle of tool B. Pressure on tool C. Relative velocity of tool D. Horizontal angle of tool