Solar Installation Question

state four tests carried out on a completed solar electric installation

explain the term ”sizing” as relation to solar systems

describe the following conditions that affect a lead acid battery i. stratification ii. sulphation

describe how solar controller is tested due to the following failure symptoms i. battery voltage above 15V and solar still connected to the battery via controller ii. battery volage above 12V but load has been disconnected

state three solar cell technologies available in the market

Describe the following types of PV module solar cell constructions i. mono-crystalline ii. poly-crystalline  

explain the function of each of the following accessories as in solar installations i. switches ii. lamps

outline four application of solar electricity in Kenya

state two community projects undertaken using solar technology

Explain the following as  used in solar systems i. photo-voltaic effect, ii. tracking