L4.2 – Fundamentals of Sensors

You might have heard about the term Sensor. Have you ever wondered what are the real-world applications of Sensors? If you know the answer, that’s great, but we would still recommend you read the question and answers given below. For those who are new to the above-said concepts, let’s get started!

Read the answer below.

A sensor is a device that responds to a physical stimulus such as heat, light, or sound.

Read the answer below.

Light sensors or photo sensors detect the surrounding light and transform it into an electric signal. Light sensors have a lot of uses. The most common use in our daily lives is cell phones and tablets.