__________ circuit is most commonly used to measure strain with the help of a strain gauge.

__________ strain gauge is the most sensitive sensing element for strain measurement.

A

Photoelastic

B

Semiconductor

C

Wire resistance

D

None of these

"It has a gauge that tells you when you are running low on gases"Which pair fits to label the (gauge,low) parts of the sentence?

A

adjective,adverb

B

noun,adverb

C

noun,adjective

D

adjective,adjective

The standard length of rail for Broad Gauge and Meter Gauge are respectively

A

12 m and 12 m

B

12 m and 13 m

C

13 m and 12 m

D

13 m and 13 m

To ensure exact gauge, the gauge tie plates are provided at

A

toe of the switch

B

nose of crossing

C

both (A) and (B)

D

none of the above

Every direct stress is always accompanied by a strain in its own direction and an opposite kind of strain in every direction, at right angles to it. Such a strain is known as

A

Linear strain

B

Lateral strain

C

Volumetric strain

D

Shear strain

A cylinderical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson's ratio of the rod is

A

0

B

0.33

C

0.44

D

0.25

Usual value of the resistance suitable for a wire resistance strain gauge is __________ ohms.

A

20

B

80

C

120

D

500

River gauge is used to measure -------.

A

still level

B

water level

C

turbulence

D

current

Mcleoid gauge is used to measure the

A

Point velocity

B

Flow rate

C

Vacuum

D

Pressure

A ring gauge is used to measure

A

Outside diameter but not roundness

B

Roundness but not outside diameter

C

Both outside diameter and roundness

D

Only external threads

__________ circuit is most commonly used to measure strain with the help of a strain gauge.

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