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Thermodynamics and engines (A-level only)

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Question 13

An ideal gas is enclosed in an insulated container with a small electric heater.

The initial temperature of the gas is 280 K. The product of pressure and volume is 4200 J. The gas expands at constant pressure and does 1500 J of work.

What is the final temperature of the gas?

A

280 K280\text{ K}280 K

B

350 K350\text{ K}350 K

C

380 K380\text{ K}380 K

D

570 K570\text{ K}570 K

Markscheme

Thermodynamics and engines (A-level only) Questions

  1. A Level
  2. /Physics
  3. /Thermodynamics and engines (A-level only)

29 exam-style questions on AQA A Level Physics Thermodynamics and engines (A-level only), covering First law of thermodynamics (A-level only), Non-flow processes (A-level only), The $p$ - $V$ diagram (A-level only), Engine cycles (A-level only), Second Law and engines (A-level only), and Reversed heat engines (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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