Deck 1: Introduction to Photovoltaics

Question 1

What is future demand for photovoltaics expected to do?

Answer 1

Future demand for photovoltaics is expected to increase.

Question 2

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

Answer 2

False

Question 3

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) ____________________.

Answer 3

module

Question 4

____________________ radiation amounts vary across the country.

Question 5

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

Question 6

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

Question 7

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

Question 8

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

Question 9

How are photovoltaic systems safe?

Question 10

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

Question 11

The fact that photovoltaic systems are expensive is an advantage.

Question 12

A charge controller is used when charging a battery.

Question 13

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

Question 14

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

Question 15

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

Question 16

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.

Question 17

Why does an interactive system not require batteries?

Question 18

What is a hybrid system?

Question 19

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

Question 20

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