Answer:
B) m<1 + m<2 < m<2 + m<3 + m<4
Answer:
a. Use datum on shaft
b. Use datum on hex flat
c. Use datum on face below the head
d. Use datum on shaft
When these datum are used, they will prevent translation and rotation along axis which they act.
Answer:

Explanation:
From the question we are told that:
Diameter 1 
Diameter 2 
Generally the equation for Radius is mathematically given by
At Diameter 1

At Diameter 2

Generally the equation for continuity is mathematically given by

Therefore

