A high temperature rise across a furnace heat exchanger may cause _____.

a. condensation in the vent
b. higher flue gas temperatures
c. carbon monoxide formation
d. lower flue gas temperatures


b. higher flue gas temperatures

Trades & Technology

You might also like to view...

Which of the following carries the genetic information needed to form protein in the cells?

a. RNA c. MNA b. DNA d. AAA

Trades & Technology

While having a discussion about hammers, Technician A says that pounding on a chisel with too large a hammer can cause chips in the chisel head. Technician B says that a hammer head should be no more than 3.8" larger in diameter than the head of the punch or chisel. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

Trades & Technology

Explain soil-water potential

What will be an ideal response?

Trades & Technology

An automobile leasing company has a contract with a new car dealer to do major repairs for $720 per car. The leasing company estimates that for $400,000, it could buy equipment to service their own cars at a cost of $300 per car. If the equipment will have a salvage value of 10% of its first cost after 15 years, the minimum number of cars that must require major servicing each year to justify the equipment at a MARR of 10% per year is closest to: (choose one)

(a) 88 (b) (c) 128 (d) 143

Trades & Technology