Monday, 1 January 2018

Which one of the following governs the selection of feed when turning on work piece?
A) Type of coolant required
B) Surface finish required
C) Tool geometry
D) All of these

The sliding surface of lathe bed are......
A) Flame hardened 
B) Case hardened
C) Normalized
D) Tempered


Which one is not  part of centre lathe
A) Saddle
B) Feed rod 
C) Arber
D) Lead screw


Which one is not  part of centre lathe
A) Saddle
B) Feed rod 
C) Arber
D) Lead screw


Advantages of four jaw chuck are...
A) Large diameter can be held by reversing the jaw
B) It has more gripping power
C) Irregular work piece can be held easily
D) All of these

While finding solution to AC CIRCUIT, Vector quantities are added or subtracted

One of the method for solving
Vector quantities is.....
A) Parallelogram method
B) Scalar method
C) Algebraic method
D) Numerical method

AC Winding-Electrical degrees

Total electrical degrees for a three phase winding depends on number of....
A) Slots
B) Phases
C) Coils
D) Poles


In the assemblies obtained by using the system of limits and fits, the dameged part....
A) Can not be replaced
B) May be easily replaced without rejecting the assembly
C) are to be scrapped
D) Have to be made with new tolerance


Interpretation of elements  in dimensioning.
 A size a component is given as 24_0.1mm. What does -0.1 indicat?
A) Lower deviation is 0mm
B) Lower deviation is 0.1mm
C) Upper deviation is +0.1mm
D) Fundamental deviation is 0mm

Which on of the bushes used in a drill jig and parmits cutting tool of different diameters
A) Removable bushes
B) press fit bushes
C) Liner bushes
D) Fixed removable bushes





Which one is not part of centre lathe

Which one is not  part of centre lathe
A) Saddle
B) Feed rod
C) Arber
D) Lead screw

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


Which one of the following governs the selection of feed when turning on work piece? A) Type of coolant required B) Surface finish requir...