Sensors and Instrumentations - Chapter 1 Introduction
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Sensors and Instrumentations - Chapter 1 Introduction

Test your understanding of the components of closed loop control systems, sensors, actuators, and mechatronics systems as well as the functions of sensing units and controllers in this quiz.

Created by
@FlawlessHarpy

Questions and Answers

A sensing unit can consist of additional components such as filters, amplifiers, modulators, and other signal conditioners. True or False?

True

The actuating unit consists of an actuator and optionally a power supply and a coupling mechanism. True or False?

True

Transducers are devices used to transform one kind of energy to another. True or False?

True

An actuator is a transducer that converts a measurable quantity to an electrical voltage or an electrical current. True or False?

<p>False</p> Signup and view all the answers

An instrument refers to an actuator together with some of its associated electronics. True or False?

<p>False</p> Signup and view all the answers

A sensor is a converter of generally electrical effects into electrical signals. True or False?

<p>False</p> Signup and view all the answers

Passive sensors require external power for their operation.

<p>False</p> Signup and view all the answers

Analog sensors produce binary output signals.

<p>False</p> Signup and view all the answers

Digital sensors incorporate active electronic components such as amplifiers and ICs.

<p>True</p> Signup and view all the answers

Eyes detect heat energy as a form of input.

<p>False</p> Signup and view all the answers

Active sensors directly generate an electric signal in response to an external stimulus.

<p>False</p> Signup and view all the answers

A thermistor changes its resistance when cooled.

<p>True</p> Signup and view all the answers

Passive sensors incorporate active electronic components like amplifiers and ICs.

<p>False</p> Signup and view all the answers

Human skin detects sound energy as a form of input.

<p>False</p> Signup and view all the answers

Infrared sensors are examples of mechanical quantity sensors.

<p>False</p> Signup and view all the answers

Sensors that detect physical quantities are classified as digital sensors.

<p>False</p> Signup and view all the answers

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