MCQ
81. According to BIS, What is the thickness of feeler gauge blades for set number 1?
03 to 01
0.03 to 0.1
0.05 to 0.3
0.5 to 0.3
82. Which of the following instrument is of the highest accuracy?
Digital length gauge
Inside micrometer
Universal measuring instrument
Universal height micrometer
83. How much overall length is available for feeler gauge blades?
50mm
70mm
30mm
100mm
84. Which of the following is another name of radius gauge?
Ring gauge
Fillet gauge
Planer gauge
Plug gauge
85. Another name of feeler gauge is—
angle gauge
radius gauge
thickness gauge
planner gauge
86. What is the measuring range for radius gauge?
0.00075-0.025m
0.0075-0.5m
0.075-5m
0.75-5m
87. What is the hardness of measuring 20% faces of anvil and spindle?
800 HV
600 HV
1000 HV
100 HV
88. Which of the following option is incorrect with respect to radius gauges?
Concave radius is an internal radius
Radius gauges are used for final inspection
If the curved surface is external then this radius is known as female radius
Radius gauges are suitable for both fillet and radius measurement
89. How 34' can be built by using angle gauges?
27’+9’-3’+1’
27’+10’-3
26’+10’-2
27’+8’
90. Which of the following option is incorrect with respect to angle gauges?
Sine bar is better than angle gauges
Angle gauges are made of high carbon high chromium steel
Angle gauges can measure the angle from 0 to 360 degrees
They are available in two sets of 13 and 16 gauges
91. Which of the following is used for manufacturing of length bars?
Hardened steel
High carbon high chromium steel
Tungsten carbide
Ceramic
92. Why a radius is provided at the meeting point of two surfaces?
To reduce material
To avoid collision
To increase stability
To avoid stress concentration
93. What is another name of blades of radius gauge?
Leaf
Cutter
Petal
Scale
94. Which of the following is incorrect about fetler gauge?
Feeler gauge can be used to check spark play gaps
A feeler gauge has number of blades of equal thickness
Blades are hinged in a sheath
Each thin blade is inter-leaved between two thick blades
95. Which of the following is not a type of radius gauge?
Acrylic
Digital
Guitar
Planer
96. The accuracy of micrometer, calipers, dial Indicators can be checked by-
feeler gauge
ring gauge
slip gauge
plug gauge
97. Inspection gauge is-
plug gauge
ring gauge
snap gauge
all
98. What is the maximum variation in thickness of a feeler gauge blade of 0.3mm thick blade?
0.04
0.05
0.06
0.07
99. The instrument used to measure external and internal diameter of shafts, thickness of parts and depth of holes is-
outside micrometer
inside micrometer
combination set
vernier caliper
100. What is the difference between surface gauge and height gauge?
Only surface gauge in used on a surface plate
Height gauge has a heavy base
Height gauge has a measuring head
Surface gauge has a smooth and flat base