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WorksheetsTemperature and thermal expansion
Total questions: 10
Worksheet time: 50mins
Name
Class
Date
1.
The most common temperature scale used in the United States - where water freezes at 32 degrees and boils at 212 degrees is called the __________________________ scale.
a)
Celsius
b)
Pound
c)
Kelvin
d)
Fahrenheit
2.
Convert: 25.0 oC to oF:
a)
77 F
b)
77 C
c)
100 F
d)
100 C
3.
Convert: 150 oF to oC:
a)
65.5 C
b)
65.5 F
c)
338.5 C
d)
338.5 F
4.
Convert: 253 C to K:
a)
526 K
b)
625 K
c)
0 K
d)
186 K
5.
Convert: 186.5 K to C
a)
-86.4 C
b)
-50 C
c)
-68.4 C
d)
180 K
6.
Convert: -317.2 F to C:
a)
-194 C
b)
79 K
c)
230.9 C
d)
-48.2 C
7.
Calculate the change in length of a 100mm aluminium bar that has increased in temperature by 55⁰C.
Take the coefficient of expansion to be 25 x 10-6
Take the coefficient of expansion to be 25 x 10-6
a)
0.258mm
b)
0.1375mm
c)
1.23mm
d)
1.37mm
8.
Calculate the change in temperature of an 900mm aluminium bar, that has increased in length to 901.035mm.
α = 25 x 10-6
α = 25 x 10-6
a)
12oC
b)
34.5oC
c)
57oC
d)
46oC
9.
The length of copper wire at 20oC is 4.5m. Calculate its new length when the temperature is 95oC. Given α = 1.7×10-5 oC-1
a)
4.55m
b)
5.41m
c)
5.11m
d)
4.505m
10.
A silver plate of 16cm2 is heated from 20 degrees to 100 degrees. What is the increase of area?
assume α=2×10−5
a)
0.051
b)
16.051
c)
0.0256
d)
16.0256
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