38) A bolt getting tightened when rotated in clockwise direction is having
Right handed thread
Related ISRO Technician-B Fitter Question Paper - 2016 (Set - 1) with Answer Key
Lead is the distance of a threaded component moves along the matching component during one complete revolution. For a single start thread the lead is equal to the pitch.
Limits of size
International difference between the hole dimension and shaft dimension for any type of fit is called allowances.