NECO SSCE - Physics - 2004 (Objective)

Ibeere 1 Ìròyìn

A resistor connected in parallel with a galvanometer so that a large amount of current can be measured is called a/an

ammeter

avometer

coil resistor

multiplier

shunt. Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Current Electricity (JAMB)

Current Electricity

Wo Idahun

Ibeere 2 Ìròyìn

The resultant of two forces P and Q is least when the angle between them is

0°

45°

60°

90°

180° Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Scalars And Vectors (JAMB)

Ka ìwé ẹ̀kọ́ nípa Equilibrium Of Forces (WAEC)

Scalars And Vectors

Equilibrium Of Forces

Wo Idahun

Ibeere 3 Ìròyìn

In which of the following are crystalline structures observable?

I. Gas
II. Liquid
III. Solid

I only

II only

III only Ìdáhùn tó tọ́

I and III only

II and III only

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Temperature And Its Measurement (JAMB)

Temperature And Its Measurement

Wo Idahun

Ibeere 4 Ìròyìn

A radioactive isotope has a half-life of 8 days. What fraction of the atoms will remain after 72 days?

9.766 × 10^-4

1.736 ×10^-3

1.953 ×10^-3 Ìdáhùn tó tọ́

3.472 × 10^-3

3.906 x 10^-3

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Elementary Modern Physics (JAMB)

Elementary Modern Physics

Wo Idahun

Ibeere 5 Ìròyìn

How far from a hill should a boy stand to hear the echo of his clap 1 .6s later? [Speed of sound in air is 340ms^-1]

186m

272m Ìdáhùn tó tọ́

544m

1088m

2000m

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Sound Waves (WAEC)

Ka ìwé ẹ̀kọ́ nípa Propagation Of Sound Waves (JAMB)

Sound Waves

Propagation Of Sound Waves

Wo Idahun

Ibeere 6 Ìròyìn

The component of a vector in a given direction is

equal to the magnitude of the resultant vector in that direction

equal to the magnitude of the resultant vector in the opposite direction

its effective magnitude

its effective value in that direction Ìdáhùn tó tọ́

its effective value in the opposite direction

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Scalars And Vectors (WAEC)

Ka ìwé ẹ̀kọ́ nípa Scalars And Vectors (JAMB)

Scalars And Vectors

Wo Idahun

Ibeere 7 Ìròyìn

Which of the statements about prism binoculars is/are correct? They

I. are a pair of two telescopes mounted side by side
II. reduce the optical path of the light ray from the objective to the eye piece
III, present inverted and diminished image to the viewer
IV. present erect and magnified image to the viewer.

I only

II only

I and II only

I, II and IV only Ìdáhùn tó tọ́

II, III and IV only

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Optical Instruments (JAMB)

Optical Instruments

Wo Idahun

Ibeere 8 Ìròyìn

Which of the following is used as a depolarizer in a Denial cell?

Ammonium chloride

Copper (II) tetra Oxo sulphate (VI) solution Ìdáhùn tó tọ́

Manganese (IV) oxide

Tetraoxo sulphate (VI) acid

Water

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Current Electricity (JAMB)

Ka ìwé ẹ̀kọ́ nípa Electric Cells (JAMB)

Current Electricity

Electric Cells

Wo Idahun

Ibeere 9 Ìròyìn

A stone is dropped from the top of a tower of height 11 .25m. Calculate the time it will take to reach the ground. [g = 10ms-2]

1.00s

1.50s Ìdáhùn tó tọ́

2.25s

2.50s

3.00s

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Motion (JAMB)

Ka ìwé ẹ̀kọ́ nípa Equilibrium Of Forces (WAEC)

Motion

Equilibrium Of Forces

Wo Idahun

Ibeere 10 Ìròyìn

A voltage supply of 12V r.m.s. and frequency 90Hz is connected to a 4 ω resistor. Calculate the peak value of the current

48.8 A

30.0 A

27.5 A

4.2 A Ìdáhùn tó tọ́

3.0A

Awọn alaye Idahun

Wo Idahun

Ibeere 11 Ìròyìn

A mass of 5kg is suspended from the ceiling of a lift with a light inextensible string. As the lift moves upwards with an acceleration of 2ms^-2, the tension in the string is [g = 10ms^-2]

25N

40N Ìdáhùn tó tọ́

50N

60N

70N

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Newton’s Laws Of Motion (WAEC)

Ka ìwé ẹ̀kọ́ nípa Equilibrium Of Forces (WAEC)

Newton’s Laws Of Motion

Equilibrium Of Forces

Wo Idahun

Ibeere 12 Ìròyìn

Which of the following conclusion(s) can be drawn from Newton’s second law of motion? Force is proportional to

I. the product of mass and acceleration
II. the product of mass and velocity
III. Impulse

I only

II only

III only

II and III only

I, II and III Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Newton’s Laws Of Motion (WAEC)

Newton’s Laws Of Motion

Wo Idahun

Ibeere 13 Ìròyìn

What is the uncertainty in the measurement of time, if the uncertainty in measuring the energy of an electron of mass 10^-30 kg is 2.45 × 10^-19J? h = 6.6 × 10^-34

1.35 ×10^-15s

2.69 × 10^-15s Ìdáhùn tó tọ́

4.15 × 10^-15s

9.05 × 10^-15s

1.62 × 10^-14s

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Temperature And Its Measurement (JAMB)

Temperature And Its Measurement

Wo Idahun

Ibeere 14 Ìròyìn

Heat

I. is a form of energy
II. is measured with a thermometer
III. cannot be created or destroyed
IV. from a hot object is transferred through conduction only. Which of the statements above are correct?

I and II only

I and III only Ìdáhùn tó tọ́

I, II and III only

II, III and IV only

I, II, III and IV

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Heat Energy (WAEC)

Heat Energy

Wo Idahun

Ibeere 15 Ìròyìn

A car travels with a constant velocity of 45 kmh^-1 for 20s. What distance does it cover in this time?

0.025m

0.250m

2.500m

25.000m

250.000m Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Motion (JAMB)

Motion

Wo Idahun

Ibeere 16 Ìròyìn

The time t₁, t₂ and t₃ for 20 complete oscillations of a simple pendulum experiment are 32.0s, 34.6s and 35.5s respectively. Calculate the mean period of the pendulum.

1.60s

1.70s Ìdáhùn tó tọ́

1.73s

1.78s

5.11s

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Simple Harmonic Motion (WAEC)

Ka ìwé ẹ̀kọ́ nípa Work, Energy And Power (WAEC)

Simple Harmonic Motion

Work, Energy And Power

Wo Idahun

Ibeere 17 Ìròyìn

A force F is applied to a body P as shown in the diagram above. If the body moves through a distance, a, which of the following represents the work done?

Fa Cos θ Ìdáhùn tó tọ́

\(\frac{Fa}{\cos \theta}\)

FaSin θ

\(\frac{Fa}{\sin \theta}\)

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Scalars And Vectors (WAEC)

Ka ìwé ẹ̀kọ́ nípa Work, Energy And Power (WAEC)

Scalars And Vectors

Work, Energy And Power

Wo Idahun

Ibeere 18 Ìròyìn

A body of mass 40g loses 80J of heat energy. If the specific heat capacity of the body is 400 Jkg^-1, calculate the change in temperature of the body.

0.2K

0.4K

2.0K

5.0K Ìdáhùn tó tọ́

10.0K

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Quantity Of Heat (JAMB)

Quantity Of Heat

Wo Idahun

Ibeere 19 Ìròyìn

Calculate the energy stored in an inductor of inductance 0.5H when a current of 3A flows through it.

15.00 J

9.45 J

6.00 J

4.50J

2.25 J Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Capacitors (JAMB)

Ka ìwé ẹ̀kọ́ nípa Work, Energy And Power (WAEC)

Capacitors

Work, Energy And Power

Wo Idahun

Ibeere 20 Ìròyìn

When the same amount of current, I is passed through different wires under the same conditions, the rates of production of heat are

directly proportional to I

directly proportional to the resistances of the wires Ìdáhùn tó tọ́

directly proportional to the square of the resistances of the wires

inversely proportional to I

inversely proportional to the resistance of the wires

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Electrostatics (JAMB)

Electrostatics

Wo Idahun

Ibeere 21 Ìròyìn

An electron makes a transition from - 1.60 eV energy level to - 10.4eV energy level Calculate the energy loss due to the transition.

16.64eV

12.00eV

10.40eV

8.80eV Ìdáhùn tó tọ́

6.50eV

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Structure Of The Atom (Nigeria Only) (WAEC)

Structure Of The Atom (Nigeria Only)

Wo Idahun

Ibeere 22 Ìròyìn

Emission spectra are caused by

kinetic energy of moving atoms

potential energy of an electron in an atom

transition of an electron from a higher energy level to a lower energy level Ìdáhùn tó tọ́

transition of an electron from a lower energy level to higher energy level

transition of excited protons in the nucleus.

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Wave-particle Paradox (WAEC)

Ka ìwé ẹ̀kọ́ nípa Structure Of The Nucleus (WAEC)

Ka ìwé ẹ̀kọ́ nípa Structure Of The Atom (Nigeria Only) (WAEC)

Wave-particle Paradox

Structure Of The Nucleus

Structure Of The Atom (Nigeria Only)

Wo Idahun

Ibeere 23 Ìròyìn

Which of the following statements is true of nuclear fission?

Heavy nuclei combine to form new element

Protons are used in bombarding heavy nucleus

The sum of the masses of the products is greater than the mass of the original substance

Two light nuclei are made to combine to form a heavy nucleus

Very large amount of energy is released. Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Structure Of The Nucleus (WAEC)

Ka ìwé ẹ̀kọ́ nípa Position, Distance And Displacement (WAEC)

Structure Of The Nucleus

Position, Distance And Displacement

Wo Idahun

Ibeere 24 Ìròyìn

The rate of diffusion of gases increases with increase(s) in

I. density
II. temperature
III, mass. Which is/are correct?

I only

II only Ìdáhùn tó tọ́

I and II only

II and III only

I, II and III

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Gas Laws (JAMB)

Gas Laws

Wo Idahun

Ibeere 25 Ìròyìn

A current flows in a series circuit containing a resistor, R, an inductor, L and a capacitor, C. Which of the following is true of the power dissipated in the circuit component(s)?

The power dissipated in L is greater than zero

The power dissipated in R is zero

The sum of the power dissipated in L and C is equal to that in R

The sum of the power dissipated in L and C is greater than in R

The sum of the power dissipated in L and C is zero Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Capacitors (JAMB)

Ka ìwé ẹ̀kọ́ nípa Simple A.C Circuits (JAMB)

Capacitors

Simple A.C Circuits

Wo Idahun

Ibeere 26 Ìròyìn

In which of these fields are repulsive forces NOT experienced?

I. Magnetic field
II. Gravitational field
III. Electric field

I only

II only Ìdáhùn tó tọ́

III only

I and III only

II and III only

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Electric Field (WAEC)

Ka ìwé ẹ̀kọ́ nípa Gravitational Field (WAEC)

Electric Field

Gravitational Field

Wo Idahun

Ibeere 27 Ìròyìn

If the distance between the plates of a parallel plate capacitor is decreased, its capacitance

becomes zero

decreases

increases Ìdáhùn tó tọ́

is halved

remains the same

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Capacitors (JAMB)

Capacitors

Wo Idahun

Ibeere 28 Ìròyìn

Which to the following is NOT a fundamental unit?

Ampere

Kelvin

Kilogramme

Newton Ìdáhùn tó tọ́

Second

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Fundamental And Derived Quantities And Units (WAEC)

Fundamental And Derived Quantities And Units

Wo Idahun

Ibeere 29 Ìròyìn

When very hot water is poured into a thin-walled glass container, it is less likely to break because

all parts of the container got heated-uniformly Ìdáhùn tó tọ́

glass can withstand a very high temperature

the molecules of glass are too far apart to cause breakages of the container

the outer part of the container is cooler than the inner part

thin glass does not expand fast

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Temperature And Its Measurement (JAMB)

Ka ìwé ẹ̀kọ́ nípa Elasticity (JAMB)

Temperature And Its Measurement

Elasticity

Wo Idahun

Ibeere 30 Ìròyìn

Calculate the magnitude of the electric field intensity in vacuum at a distance of 25cm from a charge of 5 × 10^-3C. [Take 1/4πε₀]

7.2 × 108NC^-1 Ìdáhùn tó tọ́

1.8 × 108NC^-1

5.6 × 108NC^-1

3.6 × 108NC^-1

1.5 × 106NC^-1

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Electric Field (WAEC)

Electric Field

Wo Idahun

Ibeere 31 Ìròyìn

A projectile fired with initial velocity, u will attain its maximum height H when the angle of projection θ is

30°

450°

60°

75°

90° Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Scalars And Vectors (JAMB)

Ka ìwé ẹ̀kọ́ nípa Motion (JAMB)

Scalars And Vectors

Motion

Wo Idahun

Ibeere 32 Ìròyìn

The general equation of a wave CANNOT be written as

y = A Sin [2 π (\(\frac{t}{T}\) ± Xλ)]

y = A Sin [wt ± kx]

y = A Sin [2 \(\frac{\pi}{\lambda}\) (vt ± x)]

y = A Sin [2π (ft ± \(\frac{X}{\lambda}\) )]

y = A Sin 2 π f(T ± \(\frac{X}{\lambda}\))] Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Production And Propagation Of Waves (WAEC)

Production And Propagation Of Waves

Wo Idahun

Ibeere 33 Ìròyìn

A surface in the path of an advancing wave on which all the particles are in the same state of disturbance is called a

crest

cycle

pulse

trough

wave front Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Sound Waves (WAEC)

Ka ìwé ẹ̀kọ́ nípa Properties Of Waves: Reflection, Refraction, Diffraction (WAEC)

Ka ìwé ẹ̀kọ́ nípa Light Waves (WAEC)

Sound Waves

Properties Of Waves: Reflection, Refraction, Diffraction

Light Waves

Wo Idahun

Ibeere 34 Ìròyìn

A note, A from a guitar produces a wave of amplitude 4 mm and frequency 1000 Hz. Another note, B from a whistle produces a similar waveform of amplitude 2 mm and frequency 2200 Hz. If the two notes are compared,

A has a higher pitch than B

A is louder than B. Ìdáhùn tó tọ́

B has a greater speed than A

B is louder than A

A and B have the same quality

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Motion (JAMB)

Ka ìwé ẹ̀kọ́ nípa Properties Of Waves: Reflection, Refraction, Diffraction (WAEC)

Motion

Properties Of Waves: Reflection, Refraction, Diffraction

Wo Idahun

Ibeere 35 Ìròyìn

Which property of a fluid determines its suitability as a lubricant?

Capillarity

Diffusion

Solubility

Surface tension

Viscosity Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Fluid At Rest (WAEC)

Fluid At Rest

Wo Idahun

Ibeere 36 Ìròyìn

The frequency of a body executing simple harmonic motion when left undisturbed is known as__________ frequency.

damped

forced

free

natural Ìdáhùn tó tọ́

sinusoidal

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Simple Harmonic Motion (WAEC)

Ka ìwé ẹ̀kọ́ nípa Equilibrium Of Forces (WAEC)

Simple Harmonic Motion

Equilibrium Of Forces

Wo Idahun

Ibeere 37 Ìròyìn

Calculate the wavelength of light travelling with a speed of 3 × 108ms^-1 and a frequency of 6.2 × 10¹⁴Hz.

4.8 × 10^-8m

4.8 × 10^-7m Ìdáhùn tó tọ́

4.8 × 10^-6m

4.8 × 10^-5m

4.8 × 10^-4m

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Electromagnetic Waves: Types Of Radiation In Electromagnetic Spectrum (WAEC)

Electromagnetic Waves: Types Of Radiation In Electromagnetic Spectrum

Wo Idahun

Ibeere 38 Ìròyìn

Which of the following is NOT an example of a percussion instrument?

Bell

Drum

Flute Ìdáhùn tó tọ́

Gong

Xylophone

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Motion (JAMB)

Motion

Wo Idahun

Ibeere 39 Ìròyìn

The relative density of dilute tetraoxosulphate (vi) acid in a battery is measured with a

barometer

hydrometer Ìdáhùn tó tọ́

manometer

hypsometer

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Measurements And Units (JAMB)

Measurements And Units

Wo Idahun

Ibeere 40 Ìròyìn

For total internal reflection to occur,

I. light must be travelling from an optically more dense to an optically less dense medium.
II. the angle of incidence in the denser medium must be greater than its critical angle.
III. the angle of refraction in the less dense medium must be equal to 90 °. Which of the statements above is/are correct?

I only

II only

III only

I and II only Ìdáhùn tó tọ́

II and III only.

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Reflection Of Light At Plane And Curved Surfaces (JAMB)

Ka ìwé ẹ̀kọ́ nípa Refraction Of Light Through Plane And Curved Surfaces (JAMB)

Reflection Of Light At Plane And Curved Surfaces

Refraction Of Light Through Plane And Curved Surfaces

Wo Idahun

Ibeere 41 Ìròyìn

The temperature at which the water vapour present in the air is just enough to saturate the air is the _______ point.

boiling

critical

dew Ìdáhùn tó tọ́

ice

steam

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Temperature And Its Measurement (JAMB)

Temperature And Its Measurement

Wo Idahun

Ibeere 42 Ìròyìn

A plane which is Inclined at an angle of 30 ° to the horizontal has a velocity ratio of

2 Ìdáhùn tó tọ́

0.87

0.67

0.5

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Scalars And Vectors (JAMB)

Ka ìwé ẹ̀kọ́ nípa Speed And Velocity (WAEC)

Scalars And Vectors

Speed And Velocity

Wo Idahun

Ibeere 43 Ìròyìn

Which of these expresses the relationship between the earth’s magnetic field FE, and the field’ FB due to a magnet at neutral points? FE is

equal and opposite to F^B Ìdáhùn tó tọ́

equal to and in the same direction with F^B

greater than and in the same direction with F_B

greater than and opposite to F_B

less than and opposite to F_B

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Electric Field (WAEC)

Electric Field

Wo Idahun

Ibeere 44 Ìròyìn

A ray of light experiences a minimum deviation when passing through an equilateral triangular glass prism. Calculate the angle of incidence of the ray. [Refractive index of glass = 1.5]

300.0°

48.6° Ìdáhùn tó tọ́

60.0°

75.5°

105.0 °

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Refraction Of Light Through Plane And Curved Surfaces (JAMB)

Refraction Of Light Through Plane And Curved Surfaces

Wo Idahun

Ibeere 45 Ìròyìn

A body has masses of 0.013kg and 0.012 kg in oil and water respectively. If the relative density of oil is 0.875 calculate the mass of the body.

0.02 kg Ìdáhùn tó tọ́