121. Newall system of limits and fits is the oldest system working on hole basis system. The grades of holes and shafts specified respectively are
(a) 2, 6
(b) 1, 8
(c) 4, 12
(d) 6, 20
(e) 8,26.
122. ISA tolerance system consists of following numbers of qualities of tolerance, and grades of fit respectively
(a) 6, 15
(b) 8, 20
(c) 12, 21
(d) 16, 21
(e) 21, 26.
123. Expressing a dimension as 25.3* °05 mm is the case of
(a) unilateral tolerance
(b) bilateral tolerance
(c) limiting dimensions
(d) all of the above
(e) none of the above.
124. Surface roughness on a drawing is represented by
(a) triangles
(b) circles
(c) squares
(d) rectangles
(e) none of the above.
125. Expressing a dimension as 32.5/32.3 mm is the case of
(a) unilateral tolerance
(b) bilateral tolerance
(c) limiting dimension
(d) all of the above
(e) none of the above.
126. A bore of 14.67 mm in a workpiece can be measured by
(a) steel rule
(b) vernier caliper
(c) pneumatic gauge
(d) micrometer
(e) plug gauge.
127. Tomlinson recorder is associated with measurement of
(a) surface flaws
(b) surface perpendicularity
(c) surface finish
(d) surface curvature
(e) surface flatness.
128. Which of the following methods is not concerned with surface finish measurement
(a) spectrophotometry method
(b) ultrasonic method
(c) field emission method
(d) critical angle of attack method
(e) Talysurf principle.
130. The diameter of finish turned shaft can best be checked with a
(a) combination set
(b) slip gauge
(c) height gauge
(d) micrometer screw gauge
(e) dial indicator.
131. A photo-electric device in which the resistance of the metal changes directly proportional to the light striking on it, is known as
(a) photo-cell
(b) photo-emission cell
(c) photo-voltaic cell
(d) photo conductive cell
(e) none of the above.
132. Universal surface gauge is used for
(a) checking straightness
(b) checking flatness
(c) checking parallelism
(d) layout work and inspection
(e) checking the surface finish.
133. The only natural material producing a spectral line (6440° A red) almost completely symmetrical is
(a) Cadmium
(b) Mercury
(c) Krypton
(d) Helium
(e) Neon.
134. Accurate centring of work mounted in an independent chuck can be determined by using a
(a) centre gauge
(b) height gauge
(c) dial indicator
(d) surface gauge
(e) micrometer.
135. In limits and fits system, basic shaft system is one whose
(a) lower deviation is zero
(b) upper deviation is zero
(c) minimum clearance is zero
(d) maximum clearance is zero
(e) standard tolerance is zero.
136. Which of the following is not the angle measuring device
(a) angle plate
(b) sine bar
(c) bevel protector
(d) angle gauge
(e) combination square.
137. To check the diameter of a twist drill with a micrometer, the measurement must be taken across the
(a) margins of the drill
(b) flutes of the drill
(c) cutting edges of the drill
(d) lips of the drill
(e) web of the drill.
138. Pick out the wrong statement about gauges for internal threads.
(a) The Go screw plug gauge is made to the minimum metal limit and of full form and checks the virtual effective diameter. Any error in the pitch or flank angle of screw affects the effec-tive diameter
(b) The minimum limit of the major diameter and maximum size of the effective diameter are also checked.
(c) Not Go screw plug gauge is made to the maximum effective diameter of the screw thread cleared at the root and crest.
(d) The plain Go and Not Go gauges are used for checking the limits of the size of minor diameter.
(e) The dimensions of Go and Not Go gauges correspond to maximum and minimum minor diameters.
139. Expressing a dimension as 3^°o!o2 mm is the case of
(a) unilateral tolerance
(b) bilateral tolerance
(c) limiting dimensions
(d) all of the above
(e) none of the above.
140. In instrumentation a correction is
(a) an error
(b) the revision applied to the indicated value so that the final result obtained improves the worth of the result
(c) reading-error
(d) range of error-degree of correctness
(e) lowest value of input which does not indicate the result.
Read More Questions:
Engineering Methodology MCQs Part1
Engineering Methodology MCQs Part2
Engineering Methodology MCQs Part3
Engineering Methodology MCQs Part4
Engineering Methodology MCQs Part5
Engineering Methodology MCQs Part6
Engineering Methodology MCQs Part7
Engineering Methodology MCQs Part8
Engineering Methodology MCQs Part9
(a) 2, 6
(b) 1, 8
(c) 4, 12
(d) 6, 20
(e) 8,26.
122. ISA tolerance system consists of following numbers of qualities of tolerance, and grades of fit respectively
(a) 6, 15
(b) 8, 20
(c) 12, 21
(d) 16, 21
(e) 21, 26.
123. Expressing a dimension as 25.3* °05 mm is the case of
(a) unilateral tolerance
(b) bilateral tolerance
(c) limiting dimensions
(d) all of the above
(e) none of the above.
124. Surface roughness on a drawing is represented by
(a) triangles
(b) circles
(c) squares
(d) rectangles
(e) none of the above.
125. Expressing a dimension as 32.5/32.3 mm is the case of
(a) unilateral tolerance
(b) bilateral tolerance
(c) limiting dimension
(d) all of the above
(e) none of the above.
126. A bore of 14.67 mm in a workpiece can be measured by
(a) steel rule
(b) vernier caliper
(c) pneumatic gauge
(d) micrometer
(e) plug gauge.
127. Tomlinson recorder is associated with measurement of
(a) surface flaws
(b) surface perpendicularity
(c) surface finish
(d) surface curvature
(e) surface flatness.
128. Which of the following methods is not concerned with surface finish measurement
(a) spectrophotometry method
(b) ultrasonic method
(c) field emission method
(d) critical angle of attack method
(e) Talysurf principle.
130. The diameter of finish turned shaft can best be checked with a
(a) combination set
(b) slip gauge
(c) height gauge
(d) micrometer screw gauge
(e) dial indicator.
131. A photo-electric device in which the resistance of the metal changes directly proportional to the light striking on it, is known as
(a) photo-cell
(b) photo-emission cell
(c) photo-voltaic cell
(d) photo conductive cell
(e) none of the above.
132. Universal surface gauge is used for
(a) checking straightness
(b) checking flatness
(c) checking parallelism
(d) layout work and inspection
(e) checking the surface finish.
133. The only natural material producing a spectral line (6440° A red) almost completely symmetrical is
(a) Cadmium
(b) Mercury
(c) Krypton
(d) Helium
(e) Neon.
134. Accurate centring of work mounted in an independent chuck can be determined by using a
(a) centre gauge
(b) height gauge
(c) dial indicator
(d) surface gauge
(e) micrometer.
135. In limits and fits system, basic shaft system is one whose
(a) lower deviation is zero
(b) upper deviation is zero
(c) minimum clearance is zero
(d) maximum clearance is zero
(e) standard tolerance is zero.
136. Which of the following is not the angle measuring device
(a) angle plate
(b) sine bar
(c) bevel protector
(d) angle gauge
(e) combination square.
137. To check the diameter of a twist drill with a micrometer, the measurement must be taken across the
(a) margins of the drill
(b) flutes of the drill
(c) cutting edges of the drill
(d) lips of the drill
(e) web of the drill.
138. Pick out the wrong statement about gauges for internal threads.
(a) The Go screw plug gauge is made to the minimum metal limit and of full form and checks the virtual effective diameter. Any error in the pitch or flank angle of screw affects the effec-tive diameter
(b) The minimum limit of the major diameter and maximum size of the effective diameter are also checked.
(c) Not Go screw plug gauge is made to the maximum effective diameter of the screw thread cleared at the root and crest.
(d) The plain Go and Not Go gauges are used for checking the limits of the size of minor diameter.
(e) The dimensions of Go and Not Go gauges correspond to maximum and minimum minor diameters.
139. Expressing a dimension as 3^°o!o2 mm is the case of
(a) unilateral tolerance
(b) bilateral tolerance
(c) limiting dimensions
(d) all of the above
(e) none of the above.
140. In instrumentation a correction is
(a) an error
(b) the revision applied to the indicated value so that the final result obtained improves the worth of the result
(c) reading-error
(d) range of error-degree of correctness
(e) lowest value of input which does not indicate the result.
Read More Questions:
Engineering Methodology MCQs Part1
Engineering Methodology MCQs Part2
Engineering Methodology MCQs Part3
Engineering Methodology MCQs Part4
Engineering Methodology MCQs Part5
Engineering Methodology MCQs Part6
Engineering Methodology MCQs Part7
Engineering Methodology MCQs Part8
Engineering Methodology MCQs Part9
126 no question the answer fast
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