During the crushing process, which one is the effective energy consumption?
A: Heat
B: Noise
C: Increase surface area
D: Vibrate
A: Heat
B: Noise
C: Increase surface area
D: Vibrate
举一反三
- Which one is not the purpose of crushing? A: Reduce the particle size of the material B: Increase the specific surface area of the particles C: Adjusting the fluidity of the powder D: Reduce the fluidity of the material
- In an isochoric (等容) process, all the energy added as heat remains in the system as an increase in internal energy.
- If one process releases heat, its entropy will ( ) A: Increase B: Decrease C: Remain constant D: Cannot be determined
- Which one is not a state function? A: Enthalpy B: Internal energy C: Entropy D: Work/Heat
- What caused the consumption of energy to dramatically increase?