9) Which of the following instrument has a Vernier scale
Answer is:
Both (a) and (b)
Related ISRO Technician-B Turner Question Paper - 2017 (Set - 1) with Answer Key
Answer is:
Tracer
Answer is:
Grade II accuracy
Explanation:
Slip gauges are graded according to their accuracy as Grade 0, Grade I and Grade II.
Grade 0 is used in laboratories and standard room which serves as standard for periodically checking the accuracy of Grade I and Grade II gauges.
Grade I is of higher accuracy and used in inspection departments.
Grade II is intended for use in workshops during the actual production of components, tools and gauges.
