CSLB B LICENSE GENERAL CONTRACTOR

EXAM

If unused mortar stiffens due to hydration of cement, what must you do? - ANS - Discard the mortar

What minimum time must you wait before caulking or grouting new tiles? - ANS - 24-48 Hours

How long should you wait before installing tile on a shower pan? - ANS - 24 Hours

Unstable dry rock, angular gravel, sandy loam, and cohesive soils having compressive strengths greater

than 0.5 and less than 1.5 tons/sq ft (tsf), are typical examples of: - ANS - Type-B Soils

If 65 street lights are fed by a 2275 volt series circuit, what is the voltage across each light? - ANS - 35V

In a series circuit, the total voltage is divided equally.

For safety reasons, the maximum simple slope of an excavation, up to 20 ft deep, in Type-B soil is: -

ANS - 1:1 (45°)

A Pittsburgh joint is used in: - ANS - HVAC ductwork

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jordancarter 7 months ago

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