Electronics

What is a transformer?

• A region around a magnetic material or a moving electric charge within which the force of magnetism acts.

• Any device for converting mechanical energy into electrical energy by electromagnetic induction

• A device used to transfer electric energy from one circuit to another

what is a transistor?

• a current amplifier

• a rectifier

• a power supply

• an adder device

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The following circuit diagrams show four diodes connected to an a.c power supply.

Which circuit will make the bulb lights up the brightest?

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What is the symbol for n-p-n transistor?

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What do we call a material that opposes or contains the flow of electrons.

• Conductor

• Capacitora

• Inductor

• Insulator

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What is an example of an input?

• Sound

• LED light

• Microcontroller

• Push button

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Electronics is the branch of physics and technology concerned with the design of circuits using _____and microchips, and with the behavior and movement of electrons in a semiconductor, conductor, vacuum, or gas.

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The device which controls the flow of electrons is called _______ device. These devices are the main building blocks of electronic circuits.

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NGSS.HS-PS3-5

Diode vacuum tube was the first electronic component invented by _________

The word electronics is derived from ______ mechanics, which means to study the behavior of an electron under different conditions of applied electric field.

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