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Physics 9 Chapter 8 - Thermal Properties of Matter -32
1.
What is brass?
a) Metal
b) Metalloids
c) Non-metal
d) None of these
2.
Which of the following metal is present in bimetal strip?
a) Tungsten
b) Copper
c) Aluminium
d) Iron
3.
What is iron?
a) Non-metal
b) None of these
c) Metal
d) Metalloids
4.
Which of the following is CORRECT about bimetal strip?
a) Brass expands more than iron on heating
b) Brass contracts less than iron on cooling
c) Brass contracts more than iron on cooling
d) Brass expands less than iron on heating
5.
Which of the following thermometers are used to measure temperature in furnaces?
a) Trimester thermometers
b) Mercury thermometers
c) Clinical thermometers
d) Bimetal thermometers
6.
Which of the following thermometers are used to measure temperature in ovens?
a) Clinical thermometers
b) Bimetal thermometers
c) Mercury thermometers
d) Trimester thermometers
7.
Below which temperature, water on cooling begins to expand?
a) Below 4
o
C
b) Below -4
o
C
c) Below -2
o
C
d) Below 2
o
C
8.
What is the unusual expansion of water called?
a) Linear thermal expansion of water
b) Cubic thermal expansion of water
c) Volume thermal expansion of water
d) Anomalous expansion of water
9.
In which of the following, anomalous expansion occurs?
a) CNG
b) Water
c) Petrol
d) Diesel
10.
How many types of thermal volume expansion for liquid are there?
a) Five
b) Three
c) Four
d) Two
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