ONLINE MCQ EE AND ECE-CONTROL SYSTEMS 4
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Attempt Free ONLINE MCQ EE AND ECE-CONTROL SYSTEMS 4 Here. Read The Important Electrical MCQ From Below.
1. __ can be used for converting the angular position of a shaft into electrical signal:
a) LVDT
b) Synchros
c) DC Servo motor
d) AC Servo motor
Answer b
2. Synchros are widely used for transmission of __ data:
a) Angular
b) Digital
c) Mathematical
d) Computed
Answer a
ONLINE MCQ EE AND ECE-CONTROL SYSTEMS 4
3. The input to a controller is always a/an __
a) Error
b) Servo
c) Amplifier
d) Sensor
Answer a
4. The thermocouple directly converts temperature into:
a) dc voltage
b) ac voltage
c) direct current
d) alternating current
Answer d
5. Potentiometers are used in control systems:
a) To improve frequency response
b) To improve time response
c) To improve stability
d) As error sensing transducer
Answer c
ONLINE MCQ EE AND ECE-CONTROL SYSTEMS 4
6. Tachometer is employed to measure
a) Rotational speed
b) Displacement
c) Torque developed
d) Driven shaft speed
Answer a
7. In a control system the comparator measures the differences between:
a) Output and input
b) Actual and desired performance
c) Controller and system
d) None of the above
Answer b
8. A signal other than the reference input that tends to affect the value of controlled variable is termed as:
a) Command
b) Error signal
c) Disturbance
d) Actuating signal
Answer c
9. The weighting function of the control system is called the __ response
a) Impulse
b) Transient
c) Steady state
d) None of the above
Answer d
10. In a control system the comparator compares the output response and reference input and actuates the:
a) Transducer
b) Signal Conditioner
c) Control element
d) Primary sensing element
Answer c
ONLINE MCQ EE AND ECE-CONTROL SYSTEMS 4
