JAMB Physics 2002 test

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JAMB Physics 2002

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1 / 57

The colours seen in soap bubbles are
due to

2 / 57

The particle that is responsible for
nuclear fission in a nuclear reactor is

3 / 57

Pure silicon can be converted to a p-
type material by adding a controlled

amount of

4 / 57

the effect of a particle in a fluid
attaining its terminal velocity is that the

5 / 57

The electromagnetic wave that can
produce a heating effect on the
environment is

6 / 57

A particle in circular motion performs
30 oscillations in 6 seconds. Its angular
velocity is

7 / 57

A concave mirror of radius of curvature
40cm forms a real image twice as large
as the object. The object distance is

8 / 57

Blowing air over a liquid aids
evaporation by

9 / 57

the effect of a particle in a fluid
attaining its terminal velocity is that the

10 / 57

A particle in circular motion performs
30 oscillations in 6 seconds. Its angular
velocity is

11 / 57

The percentage of the original nuclei of
a sample of a radioactive substance left
after 5 half-lives is

12 / 57

The radiator of a motor car is cooled by

13 / 57

A body weighing 80N stands in an
elevator that is about to move. The
force exerted by the floor on the body
as the elevator moves upward with an
acceleration of 5ms-2

14 / 57

The diagram above shows the force-
extension curve of a piece of wire. The

energy stored when the wire is
stretched from E to F is

15 / 57

The radiator of a motor car is cooled by

16 / 57

The electric field between two-point
charges is shown in the diagram above.
What types of charges are at X and Y?

17 / 57

A copper cube weights 0.25 N in air,
o.17N when completely immersed in
paraffin oil and o.15N when completely
immersed in water. The ratio of
upthrust in oil to upthrust in water is

18 / 57

A ray of light which strikes a glass slab
from air at normal incidence passes
through the slab

19 / 57

An electric iron is rated 1000W, 230V.
What is the resistance of its element?

20 / 57

The energy associated with the photon
of a radio transmission at 3 x 105Hz is

21 / 57

When connected to a mains of 250V,
the fuse rating in the plug of an electric
device of 1 kW is

22 / 57

If the distance between two suspended
masses 10kg each is tripled, the
gravitational force of attraction
between them is reduced by

23 / 57

The hydrostatic blood pressure
difference between the head and feet
of a boy standing straight is 1.65 x 104
Nm-2
. Find the height of the boy.

24 / 57

An electric cell with nominal voltage E
has a resistance of 3 connected across
it. If the voltage falls to 0.6E, the
internal resistance of the cell is

25 / 57

Which of the following is a
characteristic of stationary wave?

26 / 57

Which of the following statements is
true of the properties of a moving coil
galvanometer?

27 / 57

A coin placed below a rectangular glass
block of thickness 9cm and refractive
index 1.5 is viewed vertically above the

block. The apparent displacement of
the coin is

28 / 57

Water is a poor thermometric liquid
because it

29 / 57

If tension is maintained on a stretched
string of length 0.6m such that its
fundamental frequency of 220Hz is
excited, determine the velocity of the
transverse wave in the string.

30 / 57

The time rate of loss of heat by a body
is proportional to the

31 / 57

The eye controls the amount of light
reaching the retina by adjusting the

32 / 57

The phenomenon that makes sound
persist when its source has been
removed is known as

33 / 57

A copper cube weights 0.25 N in air,
o.17N when completely immersed in
paraffin oil and o.15N when completely
immersed in water. The ratio of
upthrust in oil to upthrust in water is

34 / 57

The hydrostatic blood pressure
difference between the head and feet
of a boy standing straight is 1.65 x 104
Nm-2
. Find the height of the boy.

35 / 57

A wheel and axle is used to raise a load
of 500 N by the application of an effort
of 250N. If the radii of the wheel and
the axle are 0.4cm and o.1cm
respectively, the efficiency of the
machine is

36 / 57

A current of 0.5A flowing for 3 hours
deposits 2g of a metal during
electrolysis. The quantity of the same
metal that would be deposited by a
current of 1.5A flowing in 1 hour is

37 / 57

At what frequency would a capacitor of
2.5F used in a radio circuit have a
reactance of 250?

38 / 57

A wheel and axle is used to raise a load
of 500 N by the application of an effort
of 250N. If the radii of the wheel and
the axle are 0.4cm and o.1cm
respectively, the efficiency of the
machine is

39 / 57

The diagram above shows the force (F)
acting on an object through a distance
(x). The work done on this object is

40 / 57

Temperature.
II. Density of air molecules.
III. Pressure.
IV. Pitch.
Which of the above will affect the
velocity of sound in air?

41 / 57

What particle is X in the reaction
above?

42 / 57

If the distance between two suspended
masses 10kg each is tripled, the
gravitational force of attraction
between them is reduced by

43 / 57

A coin placed below a rectangular glass
block of thickness 9cm and refractive
index 1.5 is viewed vertically above the

block. The apparent displacement of
the coin is

44 / 57

Two force each of 10N act on a body,
one towards the north and the other
towards the east. The magnitude and
the direction of the resultant force are

45 / 57

The carbon-granule microphone works
on the principle of change in

46 / 57

The energy stored in a capacitor of
capacitance 10F carrying a charge of
100C is

47 / 57

From the generating station to each
substation, power is transmitted at a
very high voltage so as to reduce

48 / 57

The diagram above shows the force-
extension curve of a piece of wire. The

energy stored when the wire is
stretched from E to F is

49 / 57

Vibration in a stretched spring cannot
be polarized because they are

50 / 57

A body weighing 80N stands in an
elevator that is about to move. The
force exerted by the floor on the body
as the elevator moves upward with an
acceleration of 5ms-2

51 / 57

The pressure of 3 moles of an ideal gas
at a temperature of 27o
C having a

volume of 10-3m
3
is

52 / 57

The diagram above shows the force (F)
acting on an object through a distance
(x). The work done on this object is

53 / 57

From the diagram above, determine the
value of the resistance X.

54 / 57

Two force each of 10N act on a body,
one towards the north and the other
towards the east. The magnitude and
the direction of the resultant force are

55 / 57

A transistor is used in the amplification
of signals because it

56 / 57

Which of the following eye defects can
be corrected using a cylindrical lens?

57 / 57

To produce an enlarged and erect
image with a concave mirror, the object
must be positioned

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