What is the temperature differential between water in and water out of a heat exchanger that has transferred 50,000 Btu/h? The flow rate is 10 gallons per minute.
A. 10°
B. 20°
C. 50°
D. 5°
Answer: A
Trades & Technology
You might also like to view...
If all of the shielding gas is blown away from the molten weld pool, ____.
A. the weld will have burn-through B. excessive spattering can result C. excessive slag will result D. oxides can cause porosity
Trades & Technology
Healthy nails result from:
What will be an ideal response?
Trades & Technology
If the head is installed on the engine and you want to rotate the camshaft to a different position during belt installation, you should move the pistons partway down in their bores (about ____ degrees) in order for the valves to clear the pistons.
A. 25 B. 45 C. 90 D. 180
Trades & Technology
Why are management practices such as dehorning, docking, castration, and branding done to animals?
What will be an ideal response?
Trades & Technology