Which of the following instruments is used to measure base pitch of a gear in base tangent method?
A. Gear tooth vernier caliper
B. David Brown tangent caliper
C. David Brown tangent comparator
D. David Brown tangent micrometer
Answer:B
Which of the following instruments is used to measure base pitch of a gear in base tangent method?
A. Gear tooth vernier caliper B. David Brown tangent caliper C. David Brown tangent comparator D. David Brown tangent micrometer