match the device/sensor to what it measures or uses.

spectrophotometer
rtd (resistance temperature detector)
ultrasonic level sensor
float level sensor
load cell

options:
light absorption.
temperature via electrical resistance.
mass/weight.
reflected sound waves.
buoyancy changes.

Question

match the device/sensor to what it measures or uses.

spectrophotometer
rtd (resistance temperature detector)
ultrasonic level sensor
float level sensor
load cell

options:
light absorption.
temperature via electrical resistance.
mass/weight.
reflected sound waves.
buoyancy changes.

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "direct_cot", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [ "Spectrophotometry", "Light Absorption", "Resistance Temperature Detectors", "Temperature Measurement" ], "new_concepts": [ "Ultrasonic Level Sensor", "Float Level Sensor", "Load Cell" ], "current_concepts": [ "Spectrophotometry", "Light Absorption", "Resistance Temperature Detectors", "Temperature Measurement", "Ultrasonic Level Sensor", "Float Level Sensor", "Load Cell" ] } ## Match devices to their physical principles $$ \begin{aligned} &\text{Spectrophotometer} ightarrow \text{Light absorption.} \ &\text{RTD (Resistance Temperature Detector)} ightarrow \text{Temperature via electrical resistance.} \ &\text{Ultrasonic level sensor} ightarrow \text{Reflected sound waves.} \ &\text{Float level sensor} ightarrow \text{Buoyancy changes.} \ &\text{Load cell} ightarrow \text{Mass/weight.} \end{aligned} $$ | Device/Sensor | What it measures or uses | |---|---| | Spectrophotometer | Light absorption. | | RTD (Resistance Temperature Detector) | Temperature via electrical resistance. | | Ultrasonic level sensor | Reflected sound waves. | | Float level sensor | Buoyancy changes. | | Load cell | Mass/weight. | { "subject": "Natural Science", "question_type": "Fill-in-the-blank", "knowledge_point": [ "Natural Science", "Physics", "Instrumentation and Sensors" ] }

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QUESTION IMAGE

Question

Explanation:

Match devices to their physical principles

Answer:

Device/Sensor	What it measures or uses
RTD (Resistance Temperature Detector)	Temperature via electrical resistance.
Ultrasonic level sensor	Reflected sound waves.
Float level sensor	Buoyancy changes.
Load cell	Mass/weight.