Calculate the amount of heat required to change 5 lb of 32°F ice to water
A) No extra heat is required because the ice is already at the melting temperature.
B) 5 lb × 32°F × 0.5 BTU/lb = 80 BTU
C) The amount of heat required cannot be calculated without knowing the ending temperature of the water.
D) 5 lb × 144 BTU/lb = 720 BTU
D
You might also like to view...
What is the motor full-load current for a motor with a nameplate rating of 50hp, 460V, 3Ø?
a. 52A b. 65A c. 81A d. 130A
This symbol in a wiring diagram indicates a ________.
A) Splice
B) Fuse
C) Connector
D) Resistor
These types of lines are used in exploded views to show the connection between part and subassembly axis.
What will be an ideal response?
Technician A says the neutral safety switch is used on vehicles with automatic transmissions. Technician B says the neutral safety switch is used on vehicles with manual transmissions. Who is correct?
A. Technician A only B. Technician B only C. Both Technician A and B D. Neither Technician A nor B