Physics Past Questions

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

48 questions
Question 1 of 20 48 total questions
Question 1
jamb 2016
The frequency of beats produced when two tunning forks of frequencies 258Hz and 270Hz are sounded close to each other
A6Hz
B264Hz
C528Hz
D12Hz
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Question 2
jamb 2016
Which of the following statements is Not true about atoms?
AAtom of different elements have different atomic weights
BThe mass of an atom is concentrated in the nucleus
CAn atom is made up of a nucleus and number of electrons
DAtoms of all elements are identical
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Question 3
jamb 2016

In the diagram above, the direction of the force between N and S in the magnetic field is

AMP
BSN
CNS
DPM
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Question 4
jamb 2016

From the diagram above, the measuring accuracy of the micrometer screw gauge is

A4.78mm
B4.16mm
C4.66mm
D4.70mm
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Question 5
jamb 2016
In the diagram above, the neutral point is at
AR
BX
CS
DP
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Question 6
jamb 2016

In the diagram above, which of the following velocity-time graphs shows uniform acceleration of a body from rest?

AC
BD
CB
DA
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Question 7
jamb 2016
If the magnification of a virtual image formed by an object 10cm from a convex less is 3, then the focal length of the lens is
A10cm
B20cm
C25cm
D15cm
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Question 8
jamb 2016
Boiling occurs when the vapour pressure of a liquid is
AAt the evaporation point
BLess than the atmospheric pressure
CGreater than the atmospheric pressure
DEqual to the atmospheric pressure
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Question 9
jamb 2016

The impulse of a force is deduced from Newton's second law as

AF = ma
BF = m( \(\frac{v - u}{t}\))
CF = mg
DF = mv - mu
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Question 10
jamb 2016
A body which weighs 50N in air displaces 3.7kg of water when partially immersed in water. Calculate the upthrust on the body?
A8.7N
B37.0N
C87.0N
D13.0N
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Question 11
jamb 2016

A manometer is an instrument used for measuring

ARelative density of liquid
BPressure in liquids and gases
CHumidity
DAtmospheric pressure
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Question 12
jamb 2016

A satellite revolving around the earth is kept on its orbit by?

ACentripetal forces only
BCentripetal and frictional forces
CCentrifugal forces only
DCentripetal and centrifugal forces
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Question 13
jamb 2016
Which of the following statements about wave motion is correct?
AElectromagnetic waves are transverse
BTransverse waves do not require a medium for propagation
CLongitudinal waves vibrate perpendicular to the direction of travel
DAll mechanical waves are longitudinal
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Question 14
jamb 2016

Which of the following instruments can be used to measure current in an a.c circuit?

AHot wire ammeter
BMoving coil ammeter
CTangent galvanometer
DMoving coil galvanometer
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Question 15
jamb 2016

Which of the following is obtained when a magenta is mixed with green colour?

AYellow
BBlue
CWhite
DRed
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Question 16
jamb 2016
Shadows and eclipse result from the
AReflection of light
BRectilinear propagation of light
CDiffraction of light
DRefraction of light
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Question 17
jamb 2016
A pool of water appears to be 1.00m deep when viewed vertically from above. What is the actual depth of the pool?
[Refractive index of water = 1.33]
A13.300m
B0.750m
C1.013m
D1.330m
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Question 18
jamb 2016
Vapour is said to be saturated on top of an enclosed liquid if _________
AThe rate of condensation is greater than that of vapourization
BThe rate of condensation is equal to that of vapourization
CThere is neither condensation nor vaporization of the liquid
DThe rate of condensation is less that that of vaporization
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Question 19
jamb 2016

Which of the following does Not use magnetic effect of current to function?

ALead acid accumulator
BAn electric bell
CA moving coil galvanometer
DA telephone receiver
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Question 20
jamb 2016
What will happen to the pressure of a gas if its temperature is reduced to -273oC?
AIt will decrease
Bit will drop to zero
CIt will increase
DIt will remain constant
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