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Automatic Control Systems

Automatic Control Systems
The sensor generally used in incremental optical encoder is

LED
Photodiode
LCD
Either (a) or (b)

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Automatic Control Systems
In Bode plots the frequency at which two asymptotes meet is called corner frequency.

False
True

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Automatic Control Systems
Robotic manipulator arms mostly use

Electric motor actuator
Pneumatic actuator
Hydraulic actuator
None of these

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Automatic Control Systems
In force current analogue, mechanical mobility is analogous to

Conductance G
Impedance Z
Admittance Y
Reactance X

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Automatic Control Systems
Which of the following is used to obtain output position in a position control system?

Strain gauge
Load cell
Synchro
Thermistor

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Automatic Control Systems
For type 1 system the velocity lag error is

Independent of gain constant
Inversely proportional to bandwidth of system
Directly proportional to gain constant
Inversely proportional to gain constant

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