CWB Module 9 exam | Questions and Verified Solutions | Latest Update 2024/2025 | Graded A+

CWB Module 9 exam | Questions and Verified Solutions | Latest Update 2024/2025 | Graded A+ Adjacent to the molten metal is a zone that reaches high temperatures, but does not melt? - Answer -Heat affected zone Heating, melting, and solidification (cooling) of metal leave us with two important aspects to consider: - Answer -Metallurgical transformations and stresses and strains may be induced causing distortion and possible cracking The rate at which a lamp converts electrical energy into heat and light is given by: - Answer -current times voltage The units of current times voltage is: - Answer -amps x volts = joules per second (or watts) The proportion of total heat energy that enters the plate is known as: - Answer -Efficiency