The purpose of ratchet screw in micrometer screw in micrometer is _____________

to maintain sufficient and uniform pressure

to take care of wear of screw thread

The purpose of adjusting nut in amicrometer is to ______________

compensate of wear between screw and nut

The Screw thread micrometer is used to measure

the pitch diameter of the screw thread

the major diameter of the thread

the minor diameter of the thread

the effective diameter of the screw thread

What is the purpose of lever attachment used in dial indicators?

Transfer motion at the right angle to the spindle

Transfer motion at the 180 degree to the spindle

Transfer motion at the 60 degree to the spindle

Exact value of product dimension can't be known.

Accuracy of gauges is getting affected due to wear and time with passage of time.

It is useful only for similar product because it’s difficult to manufacture and maintain large size gauges.

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Authored by gkulakrishnan rahingokula2006

Science

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Metrology is a science of

measurement

machines

motors

management

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Metrology is classified in to ___________

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Accuracy of measuring instrument is

The clossness with which a measurement can be read directly from a measuring instrument

A measur of how close the reading is to the true value

The difference between measured value and actual value the smallest change in measurand that can be measured.

The capability to indicate the same reading again and again for a given measured

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fig. 1 shows the dimensions obtained on a component by certain instrument. This instrument is

precise but not accurate

accurate but not precise

both accurate and precise

neither precsie nor accurate

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

_______________ is defined as the repeatability of a measuring process

Accuracy

Precision

Range

Reaptability

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

________________ represents the highest possible value that can be measured by an instrument

Measurement

Range

Accuracy

Precision

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The ease with which observation can be made accurately is reffered to as ______________

Readability

Sensitivity

Accuracy

Precision

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Metrology is a science of

Metrology is classified in to ___________

Accuracy of measuring instrument is

Fig. 1 shows the dimensions obtained on a component by certain instrument. This instrument is

_______________ is defined as the repeatability of a measuring process

________________ represents the highest possible value that can be measured by an instrument

The ease with which observation can be made accurately is reffered to as ______________

__________________ is defined as the closeness of agreement among the number of consecutive measurement of the output for the same value of input under the same operating conditions

Prefix used for the multiplication factor 10 -9 is

The prefix ‘mega’ is used to denote

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