FITTER THEORY SEMESTER IV iti question paper

The purpose of lubrication is................
a) To reduce wear
b) All of these
c) To reduce friction
d) Transfer heat produced

The rolling contact bearings are known as....................
a) Plastic bearings
b) Antifriction bearings
c) Thick lubricated bearings
d) Thin lubricated bearings

Radial distance of a gear tooth from the pitch circle to the top of the tooth is known...........
a) Module
b)pitch
c) Addendum
d) Dedendum

V-block (vee locators) are used for clamping as well as locating when faces are inclined
upto.......
a)  9* b)  3*  c)  30* d) 12*

Gun metal is an alloy of copper:
a) Lead and Zinc
b) Lead and Nickel
c) Tin and Zinc
d) Zinc and Nickel