Top 250+ Solved Process Planning and Cost Estimation MCQ Questions Answer
Q. Which of the following represents the unit for machining time?
a. mm / minute
b. minute / revolution
c. minute
d. none of the mentioned
Q. Which of the following represents the formula for the machining time? s=feed of the job per revolution, l=length of the job, n=rpm.
a. l / (s*n)
b. (s*n) / l
c. (l*s) / n
d. none of the mentioned
Q. For general purposes, ratio of the depth of cut to the feed varies from
a. 10:1
b. 1:10
c. 100:1
d. 1:100
Q. For lathe operations, work piece can be hold
a. between centres
b. on mandrel
c. either between centres or on mandrel
d. none of the mentioned
Q. Which of the following is used to drive the work piece?
a. carriers
b. catch plates
c. both carriers and catch plates
d. none of the mentioned
Q. Taper boring and the under boring can be performed by
a. centers
b. face plates or angle plates
c. special attachments
d. none of the mentioned