10) A hole of Diameter 20 H7 is to be finished. What measuring device will you select to check whether the size of hole is within the limit or not?

11) Morse taper is one of the internationally accepted standard tapers. The morse taper are available in the form

12) A gear wheel has 36 teeth & 3mm module, its pitch diameter is

13) Divide 0.018 by 0.003

14) Main purpose of using worm & worm wheel drives in machine and the accessories is to