CSLB B LICENSE GENERAL CONTRACTOR EXAM questions with correct answers

If unused mortar stiffens due to hydration of cement, what must you do? CORRECT ANSWER Discard the mortar What minimum time must you wait before caulking or grouting new tiles? CORRECT ANSWER 24-48 Hours How long should you wait before installing tile on a shower pan? CORRECT ANSWER 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: CORRECT ANSWER Type-B Soils If 65 street lights are fed by a 2275 volt series circuit, what is the voltage across each light? CORRECT ANSWER 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: CORRECT ANSWER 1:1 (45°) A Pittsburgh joint is used in: CORRECT ANSWER HVAC ductwork The drain for a pressure relief valve o