WorksheetsMeasurement Metrology Q1
Total questions: 25
Worksheet time: 19mins
The degree of closeness of the measured value of a certain quantity with its true value is known as.......?
Precision
Accuracy
The smallest measurement that can be measured with an instrument is known as ........... ?
Sensitivity
Least count
Steel rule is used for taking..........measurements
Depth
Linear
Two-legged instrument with its leg bent inwards is called.........?
Outside caliper
inside caliper:
Temperature is actually a measure of what kind of energy of a substance?
kinetic energy
potential energy
electrical energy
chemical energy
It is necessary to check all material, products and component parts at various stages during manufacturing, assembly, packing and installation on customer´s environment.
Need of Inspection
Calibration
Precision
Industrial Metrology
It is the relationship between values of quantities indicated by a measuring instrument and the corresponding value realized by standards.
Calibration
Expectation
Precision
Range
Select the factors that affects the accuracy of measuring instruments:
Environmental conditions
Calibration
Inspector
Standardization
It is called fundamental method and it is based on the measurement of the base quantities used to define a particular quantity.
Absolute Method
Comparison Method
Substitution Method
Coincidence Method
The advantages of this are: accuracy in performing manufacturing operations, reduce inspection, an ensure quality products by reducing errors in measurement.
Primary Standards
Calibration
Secondary Standards
Status of Calibration
A measure of consistency or repeatability of measurement.
Precision
Sensitivity
Resolution
Error
WHAT IS METRO LOGY ?
Metro logy is the science of measurements.
It deals with measurement depending upon the field of application.
It deals with accurate measurements
All of the above
Interchangeable part simple example
The chosen reference standard is called ______
unit
measurements
inspection
science
What is the expansion of SI
SYSTEMATIC INSPECTION
SYSTEM INTERNATIONAL
SYSTEM INPUT
SYSTEM IN INDIA
_______ is the physical quantity for Candela.
electric current
Luminous intensity
temperature
amount of substance
The case with which observations can be made accurately is called
Readability
Sensitivity
accuracy
repeatability
V-block is used in the workshop to check
roundness of cylindrical work
surface roughness
taper on job
none of these
The figure shows the measurement of
roundness
radius of curvature
cylindricity
flatness
Combination set can be used to
check angular surfaces
draw circles and arcs
scribe lines
all of these
Measuring instrument intended to define or present physically, conserve or reproduce the unit of measurement of a quantity (or a multiple or sub-multiple of that unit) and to transfer it to other measuring instruments by comparison is known as
Legal measuring standard
Standard
Working standard
Primary standard
