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Q.1
Which of the following is true for testing parallelism between two trajectories?
a) Dial indicator is attached on a fixed machine component
b) Moving parts are moving in different directions in testing the parallelism
c) The two parts are moved by the same amount
d) Parts are moving together
Q.2
Which of the following is true for coincidence between two axes?
a) Light weight dial indicator is used
b) Direction of measurement doesn’t varies
c) There is no effect of gravity force
d) Mandrel is used to represent the plane
Q.3
Which of the following is true to check parallelism between two straight lines formed by the intersection of two planes?
a) V-blocks are used for large distance between two lines
b) No need of V-blocks
c) If there is a small distance between straight lines then use of V-blocks is the most necessary
d) It can be checked only by a straight edge
Q.4
What is the tolerance of parallelism of straight lines?
a) 0.015 on 300 mm
b) 0.15 on 300 mm
c) 0.015 on 600 mm
d) 0.15 on 600 mm
Q.5
Which of the following is not true for coincidence?
a) Two axes merged in each other
b) Coincidence and perpendicularity are same
c) One axis extends beyond the other
d) Sometimes coincidence is used with is used with more general meaning of parallelism
Q.6
Which of the following is true for measurement of equidistance?
a) Related to distance between two axes
b) Related to distance between two planes
c) Related to distance between reference plane and the axes
d) There is no relation with axes and planes
Q.7
Test for parallelism of 2 planes is carried out in two different directions. What is correct for these directions?
a) Parallel to each other
b) Perpendicular to each other
c) At 45 degree to each other
d) At 60 degree to each other
Q.8
Which of the following is not true for mandrel?
a) It represent the axis of rotation of spindle
b) Mandrel is always centred
c) Axis of rotation of mandrel may be hyperboloid
d) Axis of rotation of mandrel may be conical
Q.9
Which of the following option is correct for given statements about parallelism?
a) T, F
b) F, F
c) F, T
d) T, T
Q.10
How many minimum sides to be measured of a cylinder to test parallelism?
a) 1
b) 2
c) 3
d) 4
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