Learners read a step-by-step approach on how to connect an ohmmeter when making measurements in this interactive lesson.

In this animated object, learners examine a closed-loop feedback system that uses digital circuits to control the position of a gear rack.

Learners study how a hydrocarbon gas sensor operates and why it is used. A short quiz completes the activity.

In this animated and interactive object, learners follow steps to perform the process identification procedure for the Ziegler-Nichols Continuous Cycling Tuning Method. A short quiz completes the activity.

In this animated object, learners study how displacement level sensors are used to measure the level of liquid in a tank.

In this animated object, learners observe the operation of a J thermocouple with a cold junction. A table is used to convert the voltage it produces to a corresponding temperature. A brief quiz completes the activity.

In this animated learning object, learners examine how an ultrasonic flowmeter measures the flow of liquids through a pipe using ultrasonic sound waves. A short quiz completes the activity.

Learners study the method of using more than one track and quadrature modes to improve the resolution of an optical encoder. A brief quiz completes the activity.

In this animated activity, learners examine the operation of an ultrasonic sensor and the procedure to perform zero and span adjustments. A brief quiz completes the object.

Select the correct answer from the given options. Don't forget to think of the rules in converting direct speech to reported speech before clicking. Beuna suerte :D

Among the given options, SELECT the correct answer for each item.

Turn the next few sentences into indirect speech.