NRE

NRE 1000E EXAM 1 QUESTIONS AND ANSWERSShape of the curve for the world population growth over the last 500 years - CORRECT ANSWERSInitially exponential growth; recently shifting towards logistic growth as resources become limited. Difference between a hypothesis and a belief - CORRECT ANSWERS-Hypothesis: Testable and falsifiable statement based on observations. -Belief: Personal conviction not necessarily supported by evidence. GPP = NPP + R (know how to use this equation: gross primary pr...

NORA FINAL REVIEW EXAM QUESTIONS AND ANSWERSFlash point is? - CORRECT ANSWERSThe maximum temp a fuel can be safely stored & handled without serious fire hazard. Fire point is? - CORRECT ANSWERSIgnition point is the lowest temperature at which fuel vapor will initiate and sustain combustion. Pour point is? - CORRECT ANSWERSthe lowest temperature at which fuel will flow. Cloud point is? - CORRECT ANSWERSthe temperature at which wax crystals begin to form. Using additives can? - CORRECT ANSWE...

NORA CERTIFICATION EXAM QUESTIONS AND ANSWERTo change the air ratio for different firing rates with an adjustable head burner you: - CORRECT ANSWERSAdjust the position of the draw assembly in the air tube. One advantage of a high pressure burner is: - CORRECT ANSWERSThey enable boiler manufacturers to design tighter more efficient heat exchangers. One gallon of #2 oil contains approximately: - CORRECT ANSWERS140,000 British Thermal Unit's (BTU's) All petroleum products are chemical c...