ISRO Technical Assistant Mechanical Question Paper - 2019 with Answer Key

ISRO Technical Assistant Mechanical Question Paper - 2019 with Answer Key

51) The locus of a point on a string unwound from a circular disc is

Answer is:

An involute

52) The CLA value is used for the measurement of

Answer is:

Surface roughness

53) The path of contact in involute gears is

Answer is:

Along a straight line

Explanation:

The path of contact in involute gears is along a straight line.