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Photo Voltaics
To study the Entry Level N A B C E P
Term | Definition |
---|---|
What is (I) as it applies to Ohms Law? | Electrical Current |
What is Ohm as it applies to Ohms Law? | Electrical Resistance |
What is (V) as it applies to Ohms Law? | Electrical Voltage |
The Earth is Tilted at? | 23.5 Degrees |
A Watt is? | 0.001 |
(KW) is equal to? | 1000 W |
(MW) is equal to? | 1000 KW |
(GW) is equal to? | 1000 MW |
(TW) is equal to? | 1000 GW |
AC stands for? | Alternating Current |
DC stands for? | Direct Current |
In cold weather what happens to Voltage? | It goes up |
In hot weather what happens to Voltage? | It goes down |
In cold weather what happens to Electrical Current? | It Goes down |
In hot weather what happens to Electrical current? | It goes up |
What does PV stand for | Photo-Voltaics |
In the Northern hemisphere which direction should your PV system face in relation to the sun? | South |
The Electrical Symbol for DC is | A solid line over 3 dashed lines. |
The Electrical Symbol for AC is | A side ways S. |
A Battery's capacity is typically measured in? | Amp Hours or (AH) |
Define a Load? | Anything that uses electricity! |
What is Ohms Law? | V=IR |
The Equation to determine a watt is? | W=VI |
500 watts is equal to how much energy? | .5 (kWh) |
Power is? | Watts |
If a ladder is 16 feet up the side of a building it should be how many feet from a wall? | 4 |
What does OSHA | Occupational Safty Heath Orginization |
When is Fall protection required? | 6 feet off the ground or higher. |
What is the leading cause of death to construction workers? | Falls |
When are PV modules on? | Whenever there is ambient light! |
If a roof is 13 feet high how how should the ladder be? | 16 feet. |
What type of wire should be used in residential PV systems? | Copper Wire. |