Revision CEE Instrumentation Apr - Aug 2025

Which term defines the ability of a sensor to detect small changes in the input?

• A. Accuracy

• B. Precision

• C. Sensitivity

• D. Hysteresis

Which element in a measurement system directly contacts the process to produce a signal?

• A. Signal Conditioner

• B. Sensor

• C. Display Unit

• D. Actuator

What does hysteresis refer to in measurement systems?e

• 
  A. The lag in sensor output

• 
  B. The repeated accuracy

• 
  C. The delay in response

• 
  D. The output deviation with direction of input chang

Which sensor measures temperature using voltage from dissimilar metals?

• 
  A. RTD

• 
  B. Thermistor

• 
  C. Thermocouple

• 
  D. Strain Gauge

Repeatability in instruments refers to:

• 
  A. Measuring different inputs accurately

• 
  B. Same reading under same conditions at different times

• 
  C. Ability to detect errors

• 
  D. System's time delay

Which is a functional element of a measurement system?

• 
  A. Modem

• 
  B. Transmitter

• 
  C. Keyboard

• 
  D. Memory

What does dead zone refer to in sensors?

• 
  A. Maximum output

• 
  B. No change in output despite input

• 
  C. Sudden peak

• 
  D. Range beyond calibration

Which is NOT a source of error in measurement systems?

• 
  A. Environmental

• 
  B. Operational

• 
  C. Instrument Saturation

• 
  D. Calibration

What is the function of a signal conditioner?

• 
  A. To amplify and modify the sensor output

• 
  B. To display the measured value

• 
  C. To detect the physical quantity

• 
  D. To store the data

What device converts one form of energy to another?

• A. Converter

• 
  B. Signal Conditioner

• 
  C. Transducer

• 
  D. Display