The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to

Process Control and Instrumentation
The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to

D²

D³

D

D⁴

D²

D³

D

D⁴

ANSWER DOWNLOAD EXAMIANS APP

Process Control and Instrumentation
Temperature of __________ can not be measured by an optical or radiation pyrometer.

Molten slag flowing out of blast furnace

Combustion space in boilers

Rotary limestone calcination kiln

Hot blast (air) from stoves

Molten slag flowing out of blast furnace

Combustion space in boilers

Rotary limestone calcination kiln

Hot blast (air) from stoves

ANSWER DOWNLOAD EXAMIANS APP

Process Control and Instrumentation
Which of the following is an undesirable dynamic characteristic of an instrument?

Dead zone

Time lag

Reproducibility

Static error

Dead zone

Time lag

Reproducibility

Static error

ANSWER DOWNLOAD EXAMIANS APP

Process Control and Instrumentation
A stable system is the one

Which exhibits an unbounded response to a bounded input

For which the output response is bounded for all bounded input

Which satisfies the conditions for a servo problem

None of these

Which exhibits an unbounded response to a bounded input

For which the output response is bounded for all bounded input

Which satisfies the conditions for a servo problem

None of these

ANSWER DOWNLOAD EXAMIANS APP

Process Control and Instrumentation
The __________ of a vapor pressure thermometer is a secondary element.

Bourdon tube

None ofthese

Bulb

Pointer

Bourdon tube

None ofthese

Bulb

Pointer

ANSWER DOWNLOAD EXAMIANS APP

Process Control and Instrumentation
Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in __________ in the electrical resistance of the wire.

No change

Increase

Decrease

Exponential decrease

No change

Increase

Decrease

Exponential decrease

ANSWER DOWNLOAD EXAMIANS APP

Process Control and Instrumentation

Process Control and Instrumentation The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to

Process Control and Instrumentation Temperature of __________ can not be measured by an optical or radiation pyrometer.

Process Control and Instrumentation Which of the following is an undesirable dynamic characteristic of an instrument?

Process Control and Instrumentation A stable system is the one

Process Control and Instrumentation The __________ of a vapor pressure thermometer is a secondary element.

Process Control and Instrumentation Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in __________ in the electrical resistance of the wire.

Process Control and Instrumentation
The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to

Process Control and Instrumentation
Temperature of __________ can not be measured by an optical or radiation pyrometer.

Process Control and Instrumentation
Which of the following is an undesirable dynamic characteristic of an instrument?

Process Control and Instrumentation
A stable system is the one

Process Control and Instrumentation
The __________ of a vapor pressure thermometer is a secondary element.

Process Control and Instrumentation
Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in __________ in the electrical resistance of the wire.