3,2 Specific Heat Capacity

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| By Gboulton

Gboulton

Community Contributor

Quizzes Created: 18 | Total Attempts: 10,271

Questions: 6 | Attempts: 300 | Updated: Mar 21, 2023

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Questions and Answers

1.

Define specific heat capacity
2.

Define heat capacity, or thermal capacity.
3.

Which part of this topic would you like to review in class?
4.

The thermal capacity of a 60 kg human is 210 kJ /°C . How much heat is lost from a body if its temperature drops by 2 °C?
- A.
  
  210 kJ
- B.
  
  312 kJ
- C.
  
  420 kJ
- D.
  
  840kJ
Correct Answer
C. 420 kJ
5.

How much heat is required to raise the temperature of 250 g of copper from 20 °C to 160 °C?
- A.
  
  12 200J
- B.
  
  14 400 J
- C.
  
  13 300 J
- D.
  
  15 500 J
Correct Answer
C. 13 300 J

Explanation
https://dl.dropboxusercontent.com/u/15735665/DIPLOMA/CH%20quiz%20images/Ch3-7.jpg

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6.

A 500 g piece of aluminium (SHC=900 J/kgC) is heated with a 500 W heater for 10 minutes. If the temperature of the aluminium was 20°C at the beginning, what will its temperature be after 10 minutes? Hint: first you must work out how much energy will be given to the aluminium in this time.
- A.
  
  25 C
- B.
  
  56 C
- C.
  
  236 C
- D.
  
  687 C
Correct Answer
D. 687 C

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Current Version
Mar 21, 2023

Quiz Edited by
ProProfs Editorial Team
Sep 01, 2013

Quiz Created by
Gboulton

3,2 Specific Heat Capacity

Define specific heat capacity

Define heat capacity, or thermal capacity.

Which part of this topic would you like to review in class?

The thermal capacity of a 60 kg human is 210 kJ /°C . How much heat is lost from a body if its temperature drops by 2 °C?

How much heat is required to raise the temperature of 250 g of copper from 20 °C to 160 °C?

A 500 g piece of aluminium (SHC=900 J/kgC) is heated with a 500 W heater for 10 minutes. If the temperature of the aluminium was 20°C at the beginning, what will its temperature be after 10 minutes? Hint: first you must work out how much energy will be given to the aluminium in this time.