Exam 1: Introduction to Photovoltaics

Perhaps the biggest advantage of a photovoltaic system is a(n) ____________________ in the future.

A solar photovoltaic (PV) system is made up of the components that convert solar energy into mechanical energy suitable for connection to a load.

Why does an interactive system not require batteries?

At this time ____________________ are the only way to store electricity produced by the sun for use at night or during very cloudy and stormy weather.

____________________ radiation amounts vary across the country.

While the United States demand for photovoltaic systems is strong, the global market, especially in Germany and Japan, is much larger.

A complete, environmentally protected unit consisting of solar cells, optics, and other components designed to generate dc power when exposed to sunlight is called a(n) ____________________.

What kind of incentives can help make photovoltaic systems more affordable?

The world PV market is estimated to be less than 10 billion dollars.

A(n) ____________________ system incorporates a gas or diesel powered generator along with a PV system.

What is the basic photovoltaic system component that generates electricity when exposed to sunlight?

What type of systems are the simplest and least expensive PV system?

A charge controller is used when charging a battery.

Photovoltaic systems are ____________________ and can easily withstand outside weather conditions.

How are photovoltaic systems safe?

Which state in the United States has the most photovoltaic systems installations?

What is a hybrid system?

The fact that photovoltaic systems are expensive is an advantage.

A solar cell is the basic ____________________ device that generates electricity when exposed to light.

What is future demand for photovoltaics expected to do?