Sunday 24 December 2017

The spindle of carpenters and quick release vice have-
A. saw tooth threads.      
B. trapezoidal thread
C. square threads 
D. Acme threads

Name the form of thread, it has vertical flank and the other at
45° inclind.
A saw tooth thread B. buttress thread
C. trapezoidal thread       D. Acme thread
1. In which pari of vernier height gauges is used for the datum
from which the measurement is taken?
A. The beam 
B. The vernier slide
C. The base 
D. Above the scriber point

2. In which part of a vernier height gauge on which the main
scale division are graduated?
A. Base 
B. Beam

C. Fine setting device      
D. The vernier plate

3. While Measuring large diameter, using vernier caliper the
relation ship between the diameter of job (D) width of the length
of jaws (a) should be_
A)a = 0.5D 
B)a = 0.4D
C)a = 0.2D 
D)a = 0.1D
1. The over all length of an inside micrometer is_
A. The Minimum range of the Micrometer only.
B. The Maximum range of the Micrometer only.
C. Both Max and Min range of Micrometer.
D. Both Max and Min. range of micrometer with handle length.

2. When measuring bores, the inside micrometer must be set for
A. largest value 
B. Smallest value

C. medium value 
D. Average value.

3. While measuring between flat surfaces, the inside micrometer
should be set for the-.
A. Largest value 
B. Smallest value
C. Medium value 
D. Average value


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