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Thermal Properties of Matter
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Thermal Properties of Matter
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Thermal Properties of Matter
The change in length of a solid is directly proportional to its
original area
original width
original length
original shape
Author:
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Comment
Thermal Properties of Matter
Thermal expansion results in
increase in length
increase in breadth
increase in thickness
all of above
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Comment
Everyday Science
Degree of hotness and coldness of a body is called
heat
temperature
density
coldness
Author:
rikazzz
Comment
Thermal Properties of Matter
If a bross rod is 1m long at 0 °C and α is 1.9×10
-5
 K
-1
, then its length at 30 °C is
1.057 m
1.00057 m
1.57 m
1.0057 m
Author:
rikazzz
Comment
Thermal Properties of Matter
Once heats enter a body, it becomes its
constant energy
negative energy
external energy
internal energy
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Comment
Everyday Science
Mercury boils at
357 °C
375 °C
350 °C
367 °C
Author:
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Comment
Thermal Properties of Matter
The heat require to boil 2.5 liters of water at 20 °C is
840 kJ
850 kJ
860 kJ
890 kJ
Author:
rikazzz
Comment
Thermal Properties of Matter
A container has 2.4 liters of water at 20 °C. The heat required to boil the water is
1500 kJ
1258 kJ
1344 kJ
698 kJ
Author:
rikazzz
Comment
Thermal Properties of Matter
Bridges with rollers below one of their ends allow movements due to
expansion only
contraction only
suspension
expansion and contraction
Author:
rikazzz
Comment
Thermal Properties of Matter
When the liquid is heated there is change in volume of
liquid only
container only
air
liquid and container
Author:
rikazzz
Comment
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