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Online Tests
Physics 9th Class English Medium Unit 8 Online Test MCQs With Answers
Question # 1
Normal human body temperature is:
Choose an answer
15
o
C
37
o
C
37
o
F
98,6
o
C
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Question # 2
Bimetallic strip works on the principle of
Choose an answer
expansion of metals
contraction of metals
both (A) and (B)
unequal expansion of metals
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Question # 3
Density of water is:
Choose an answer
100 kgm
-3
1000 kgm
-3
10 kgm
-3
1 kgm
-3
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Question # 4
Water freezes at .
Choose an answer
0
o
F
32
o
F
-273 K
0 K
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Question # 5
Bimetal strip is made up of two different metal:
Choose an answer
Copper & iron
Brass & Iron
Brass & Nickel
Copper & Nickel
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Question # 6
The formula of heat capacity is:
Choose an answer
mc
mc𝜟𝜽
mc𝜟Q/𝜟T
None of these
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Question # 7
In summers the railways bends due to:
Choose an answer
Expansion
Contraction
Both
None
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Question # 8
A large water reservoir heeps the temperature of nearby land moderate due to:
Choose an answer
Low temperature
Low specific heat of water
Less absorption of heat
Large specific heat of water
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Question # 9
The value of latent heat of fusion ice is:
Choose an answer
3.36 x 10
-5
Jkg
-1
3.36 x 10
5
Jkg
-1
3.36 x 10
6
Jkg
-1
None of these
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Question # 10
The device that is used to measure the temperature of a body called
Choose an answer
Thermometer
Acidimeter
Barometer
Clock timer
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Question # 11
Heat travels from __________
Choose an answer
Colder to hotter
Hotter to colder
Both a & b are possible
None of above
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Question # 12
The upper reference point in thermometer is used to check:
Choose an answer
Melting point
Freezing point
Boiling point
Streaming point
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Question # 13
When a substance is changed from its solid state to liquid state by adding heat, the process is called
Choose an answer
Melting
Fusion
Freezing
A and B both
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