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Physics Past Questions

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46 questions JAMB 2483 WAEC 1904 NECO 322 CUSTOM 10
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Past Questions

46 questions
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Question 1 of 6 46 total questions
Question 21
jamb 1981

When fixed mass of an ideal gas expands at constant temperature, which property of the gas molecule increases?

Aaverage number per unit volume
Baverage kinetic energy
Caverage speed
Daverage seperation
Eaverage number of collisions per unit time
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Question 22
jamb 1981

The principle of transmissibility of pressure in a fluid at rest in all directions is known as

AArchimede's principle
BFlotation Principle
CNewton's lwa
DPascal's law
EBoyle's law
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Question 23
jamb 1981
The following types of waves are transverse EXCEPT
Alight waves
Bradio waves
Csound waves
Dsurface waves on water
EX-rays
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Question 24
jamb 1981
The latent heat of fusion of a substance is the heat required to
Araise the temperature of unit mass of the substance by 1 oC
Bmaintain unit mass of the substance at constant temperature
Cchange unit mass of substance from solid to liquid at constant temperature
Dchange unit mass of liquid to vapour at constant temperature
Eraise the temperature of unit mass by 100oC
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Question 25
jamb 1981

A vapour is said to be saturated when?

Amore molecules return to the liquid than leave it
Ba dynamic equilibrium exists between the liquid molecules and the vapour molecules at a given temperature
Cthe vapour pressure is atmospheric
Dthe temperature of the vapour varies
Eall molecules are moving with the same speed
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Question 26
jamb 1981

The ice and steam points of mercury-in-glass thermometer of centigrade scale and of uniform bore correspond respectively to 3cm and 19cm lengths of the mercury thread when the length is 12cm, the temperature is

A32oC
B48oC
C56oC
D65oC
E75oC
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