Physics Past Questions

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

32 questions
Question 1 of 12 32 total questions
Question 11
waec 1989
Which of the following surfaces will radiate heat energy best?
ARed
BWhite
CBlack
DYellow
EBlue
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Question 12
waec 1989
A thermometer has its stem marked in millimeter instead of degree Celsius. The lower fixed point is 30mm and the upper is 180mm. Calculate the temperature in degree celsius when the thermometer reads 45mm.
A67.5oC
B30.0oC
C25.0oC
D15.0oC
E10.0oC
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Question 13
waec 1989
An engine raises 1000kg of water through a height of 60m in 20s. What is the power of the engine? (Take g = 10ms-2>).
A120,000 W
B30,000 W
C333 W
D300 W
E30 W
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Question 14
waec 1989
Which of the following is a derived unit?
AMetre
BCoulomb
CKilogram
DSecond
EAmpere
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Question 15
waec 1989
The motion of the prongs of the sounding tuning fork is
Arandom
Btranslational
Crotational
Dvibratory
Evibratory and rotational
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Question 16
waec 1989
A stone tied to a string is made to revolve in a horizontal circle of radius 4m with an angular speed of 2 rad per sec. With what tangential velocity will the stone move off the circle if the string is cut?
A16.0 ms-1
B8.0 ms-1
C6.0 ms-1
D2.0 ms-1
E0.5 ms-1
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Question 17
waec 1989
A piece of cork floating on water is acted upon by the forces of...
AWeight and viscosity
Bweight and upthrust
Cupthrust and viscosity
Dweight only
Eupthrust only
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Question 18
waec 1989
A block of material of volume 20cm-3 and density 2.5gcm-3 is suspended from a spring balance with half the volume immersed in water. What is the reading of the spring balance? (Density of water = 1.0gcm-3).
A8g
B25g
C30g
D40g
E50g
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Question 19
waec 1989
Which of the following is used to determine the relative density of the acid in a car battery?
AHypsometer
BHygrometer
CManometer
DHydrometer
ESpectrometer
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Question 20
waec 1989
A boy pulls a nail from the wall with a string tied to the nail. The string is inclined at an angle of 60o to the wall. If the tension in the string is 4N, what is the effective force used in pulling the nail?
A2√3 N
B4 N
C4√3 N
D8 N
E2 N
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Question 21
waec 1989
Which of the following is not a consequence of a force field?
Awieght
Bsurface tension
Cgravitational pull
Dmagnetic force
Eelectric force
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Question 22
waec 1989
Which of the following is NOT a vector quantity?
Amomentum
Bforce
Cvelocity
Dtemperature
Edisplacement
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