AFNS — AFNS Physics

Heat and Thermodynamics


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#17

Insulator example:

A) Glass

B) Silver

C) Aluminum

D) Iron

Answer:   A
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#18

First law thermodynamics:

A) Energy conservation

B) Entropy always decreases

C) Heat flows cold to hot always

D) No work

Answer:   A
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#19

Second law entropy:

A) Tends to increase isolated

B) Always decreases

C) Zero always

D) No meaning

Answer:   A
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#20

Carnot engine is:

A) Ideal reversible

B) Real only

C) Electric only

D) Nuclear only

Answer:   A
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#21

Efficiency of Carnot depends on:

A) Temperature of reservoirs

B) Working substance colour

C) Volume only

D) Mass only

Answer:   A
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#22

Absolute zero is:

A) 0 K

B) 0 C

C) -273 C wrong phrasing

D) 273 K room

Answer:   A
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#23

Triple point of water:

A) 0.01 C / 273.16 K

B) 100 C

C) 0 C only

D) 37 C

Answer:   A
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#24

Gas expands doing work adiabatically:

A) Cools if ideal

B) Heats always

C) No change

D) Stops

Answer:   A
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