Subsection 2.2.1. Thermal expansion of solids, liquids and gases for Physics, O Level - revisedeck

2.2.1. Thermal expansion of solids, liquids and gases

A subsection of Physics, 5054, through 2. Thermal physics

Listing 10 of 69 questions

Four mercury-in-glass thermometers are made with different dimensions. bore length Which will have the greatest sensitivity?

5054_s05_qp_1

MCQ

2005

Paper 1, Variant 0

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Which thermometer is the best for measuring rapidly-changing temperatures?

5054_s06_qp_1

MCQ

2006

Paper 1, Variant 0

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The diagrams show a bimetallic strip when it is at room temperature and after it has been cooled. brass invar brass invar below room temperature at room temperature The change in shape occurs because A brass contracts more than invar. B brass expands when it cools down. C invar and brass contract by equal amounts. D invar contracts more than brass.

5054_s06_qp_1

MCQ

2006

Paper 1, Variant 0

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A thermocouple thermometer uses a voltmeter to measure the e.m.f. generated between two junctions. The junctions are at temperatures t1 and t2. To calibrate the thermometer, fixed points are needed. V t1 t2 What are the values of t1 and t2 when the thermometer is calibrated at the steam point?

5054_s07_qp_1

MCQ

2007

Paper 1, Variant 0

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Use shows a thermometer. -10 °C Explain how to calibrate a thermometer. State the range of the thermometer in . State how you know that the scale of the thermometer in is linear. shows a thermometer which is more sensitive than the thermometer in . Only 0 °C is marked on this new thermometer. On , draw the temperature markings for 10 °C and 20 °C. °C

5054_s07_qp_2

THEORY

2007

Paper 2, Variant 0

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What makes a liquid-in-glass thermometer sensitive to a small change of temperature?

5054_s09_qp_1

MCQ

2009

Paper 1, Variant 0

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What happens when a metal bar is heated?

5054_s09_qp_1

MCQ

2009

Paper 1, Variant 0

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A balloon filled with air is gently heated. What happens to the mass and the density of the air inside the balloon?

5054_s11_qp_11

MCQ

2011

Paper 1, Variant 1

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A certain liquid is used in a liquid-in-glass thermometer. It does not expand uniformly with temperature. What effect will this have on the scale of the thermometer?

5054_s11_qp_11

MCQ

2011

Paper 1, Variant 1

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A certain liquid is used in a liquid-in-glass thermometer. It does not expand uniformly with temperature. What effect will this have on the scale of the thermometer?

5054_s11_qp_12

MCQ

2011

Paper 1, Variant 2

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Questions Discovered

69