Physics Past Questions

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

49 questions
Question 1 of 9 49 total questions
Question 21
waec 2011
A stone of mass 300g is released from rest from the top of a bulding of height 100m. Determine the kinetic energy gained by the stone when it is a quarter way down from the point of release.[g = 10 ms-2]
A750.0J
B225.0J
C75.0J
D22.5J
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Question 22
waec 2011

Which of the following propeties is not considered in choosing mercury as a thermomemetric liquid?

Adensity
Bexpansivity
Cconductivity
Dopacity
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Question 23
waec 2011
In the absence of gravitational force, the weight of the body is
Aits mass
Bzero
Cits density
Dits volume
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Question 24
waec 2011
The area under a velocity-time graph represents
Afinal velocity attained
Bdistance covered
Cacceleration
Dworkdone
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Question 25
waec 2011
The property of a fluid that is used to determine its suitability as a lubricant is its
Acapillarity
Bviscocity
Csurface tension
Drelative density
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Question 26
waec 2011
The pressure in a liquid
Ais the same at all points in the liquid
Bdecreases with depth
Cis the same in all directions at a given point
Dis equal to the atmospheric pressure
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Question 27
waec 2011
A metal rod of density 7000 kgm-3 and cross-sectional area of 0.001257m2 has a mass of 1.76kg. Calculate its length.
A0.20m
B0.25m
C0.40m
D0.50m
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Question 28
waec 2011
The density P of a spherical ball of diameter d and mass m is given by
AP = \(\frac{3m}{4 \pi d^3}\)
Bp = 4\(\pi md^3\)
Cp = \(\frac{6m}{\pi d^3}\)
Dp = \(\frac{3m}{2 \pi d^3}\)
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Question 29
waec 2011
Which of the following statements is not correct?
Amolecules of ice, water and water vapour have equal intermolecular distances
Bmolecules of ice, water and water vapour do not differ in the structure of their molecules
Cmolecules of water vapour attract each other with forces far less than the forces of attraction between water molecules
Dwater is less compressible than water vapour
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