33) Number of fundamental tolerances in Indian Standard System
Answer is:
18
Related ISRO Technician-B Fitter Question Paper - 2016 (Set - 4) with Answer Key
Answer is:
0 mm
Explanation:
Hole Basis System In hole basis system hole limit dimensions are considered constant and various types of fits are obtained by suitably varying the limit dimensions of the shaft.
In a hole basis system the lower deviation for the hole 'H' is zero.
Answer is:
Non-ferrous alloy with melting point above 450 degree centigrade
Answer is:
Ball centre
Explanation:
Ball centre is sometimes used for tapering by the "set-over tail stock" method. The standard centres cannot sit squarely in the center hole when the tail stock is set over.
