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Auto 140 Chapter 15 Exam Questions And Answers
AUTO 140 CHAPTER 15 
 
What are the four types of taps? 
 
Long, short, wide, narrow 
Long, short, fine, course 
Taper, plug, bottom, pipe - Answer-Taper, plug, bottom, pipe 
 
Technician A says that the 20 in 1/4 x 20 signifies the total number of threads the fastener has. Technician B says that the 1/4 signifies the socket size of the fastener head. Who is right? 
 
Technician A only 
Technician B only 
Both A and B 
Neither A nor B - Answer-Neither A nor B 
 
Why is the tap turned backward af...