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

D³

D⁴

D

D²

D³

D⁴

D

D²

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Process Control and Instrumentation
The amplitude ratio for the sinusoidal response of a __________ is 1.

Second order system

None of these

First order system

Transportation lag

Second order system

None of these

First order system

Transportation lag

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Process Control and Instrumentation
The closed loop pole of a stable second order system could be

Both real and positive

Complex conjugate with positive real parts

Both real and negative

One real positive and the other real negative

Both real and positive

Complex conjugate with positive real parts

Both real and negative

One real positive and the other real negative

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Process Control and Instrumentation
Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by

Increasing the diameter of the tube

Accounting for the tube expansion

Filling nitrogen under pressure in the stem

Using steel tube in place of glass tube

Increasing the diameter of the tube

Accounting for the tube expansion

Filling nitrogen under pressure in the stem

Using steel tube in place of glass tube

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Process Control and Instrumentation
The transfer function of a pure dead time system with dead time τd is

E-τds

Τds + 1

Eτds

1/(τds + 1)

E-τds

Τds + 1

Eτds

1/(τds + 1)

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Process Control and Instrumentation
Response of a linear control system for a change in set point is called

Frequency response

Servo problem

Regulator problem

Transient response

Frequency response

Servo problem

Regulator problem

Transient response

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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 The amplitude ratio for the sinusoidal response of a __________ is 1.

Process Control and Instrumentation The closed loop pole of a stable second order system could be

Process Control and Instrumentation Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by

Process Control and Instrumentation The transfer function of a pure dead time system with dead time τd is

Process Control and Instrumentation Response of a linear control system for a change in set point is called

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
The amplitude ratio for the sinusoidal response of a __________ is 1.

Process Control and Instrumentation
The closed loop pole of a stable second order system could be

Process Control and Instrumentation
Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by

Process Control and Instrumentation
The transfer function of a pure dead time system with dead time τd is

Process Control and Instrumentation
Response of a linear control system for a change in set point is called