MCQ
221. A universal measuring instrument can withstand up to which temperature for correct reading?
100°C
65°C
75°C
50°C
222. Which of the following is incorrect about master height gauges?
Can provide a high precision standard
It has a digital readout
Has a sliding attachment
Built-in microprocessor
223. How much overall length is available for feeler gauge blades?
50mm
70mm
30mm
100mm
224. Inspection gauge is-
plug gauge
ring gauge
snap gauge
all
225. 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
226. 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
227. Another name of feeler gauge is—
angle gauge
radius gauge
thickness gauge
planner gauge
228. 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
229. What is the permissible measuring speed in universal measuring instrument for error free reading?
1 m/sec
1 cm/sec
1 mm/sec
2 cm/sec
230. Master height gauge is used to measure-
Groove widths
Concentricity
Pitches
Hole location
231. Which of the following is another name of radius gauge?
Ring gauge
Fillet gauge
Planer gauge
Plug gauge
232. Which of the following instrument is of the highest accuracy?
Digital length gauge
Inside micrometer
Universal measuring instrument
Universal height micrometer
233. 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
234. The accuracy of micrometer, calipers, dial Indicators can be checked by-
feeler gauge
ring gauge
slip gauge
plug gauge
235. What is the hardness of measuring 20% faces of anvil and spindle?
800 HV
600 HV
1000 HV
100 HV
236. Which of the following is correct about electronic display unit of universal measuring instrument?
Sensitive to electrical interference
Non-removable
Cast iron protection cover
It is plug-in type
237. Which of the following option is correct for given statements about universal measuring instrument? Statement 1: There is a rack and pinion movement in measuring slide. Statement 2: An independent power supply unit is screwed to the base.
Only statement I is true
Only statement 2 is true
Both the statements are true
Both the statements are not true
238. 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
239. Which of the following is used for manufacturing of length bars?
Hardened steel
High carbon high chromium steel
Tungsten carbide
Ceramic
240. How many push buttons are needed for convenient and easy operations?
5
7
6
8