NECO SSCE - Physics - 2004 (Objective)

Ajụjụ 1 Ripọtì

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. Azịza ziri ezi

B has a greater speed than A

B is louder than A

A and B have the same quality

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Motion (JAMB)

Gụọ akwụkwọ nkuzi na Properties Of Waves: Reflection, Refraction, Diffraction (WAEC)

Motion

Properties Of Waves: Reflection, Refraction, Diffraction

Lee Azịza

Ajụjụ 2 Ripọtì

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 Azịza ziri ezi

6.50eV

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Structure Of The Atom (Nigeria Only) (WAEC)

Structure Of The Atom (Nigeria Only)

Lee Azịza

Ajụjụ 3 Ripọtì

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 Azịza ziri ezi

0.03kg

0.04kg

0.05kg

0.06kg

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Motion (JAMB)

Gụọ akwụkwọ nkuzi na Measurements And Units (JAMB)

Motion

Measurements And Units

Lee Azịza

Ajụjụ 4 Ripọtì

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. Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Current Electricity (JAMB)

Current Electricity

Lee Azịza

Ajụjụ 5 Ripọtì

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 Azịza ziri ezi

4.15 × 10^-15s

9.05 × 10^-15s

1.62 × 10^-14s

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Temperature And Its Measurement (JAMB)

Temperature And Its Measurement

Lee Azịza

Ajụjụ 6 Ripọtì

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 Azịza ziri ezi

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

transition of excited protons in the nucleus.

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Wave-particle Paradox (WAEC)

Gụọ akwụkwọ nkuzi na Structure Of The Nucleus (WAEC)

Gụọ akwụkwọ nkuzi na Structure Of The Atom (Nigeria Only) (WAEC)

Wave-particle Paradox

Structure Of The Nucleus

Structure Of The Atom (Nigeria Only)

Lee Azịza

Ajụjụ 7 Ripọtì

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

Capillarity

Diffusion

Solubility

Surface tension

Viscosity Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Fluid At Rest (WAEC)

Fluid At Rest

Lee Azịza

Ajụjụ 8 Ripọtì

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 Azịza ziri ezi

2.25s

2.50s

3.00s

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Motion (JAMB)

Gụọ akwụkwọ nkuzi na Equilibrium Of Forces (WAEC)

Motion

Equilibrium Of Forces

Lee Azịza

Ajụjụ 9 Ripọtì

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 Azịza ziri ezi

1.8 × 108NC^-1

5.6 × 108NC^-1

3.6 × 108NC^-1

1.5 × 106NC^-1

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Electric Field (WAEC)

Electric Field

Lee Azịza

Ajụjụ 10 Ripọtì

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 Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Motion (JAMB)

Motion

Lee Azịza

Ajụjụ 11 Ripọtì

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° Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Scalars And Vectors (JAMB)

Gụọ akwụkwọ nkuzi na Motion (JAMB)

Scalars And Vectors

Motion

Lee Azịza

Ajụjụ 12 Ripọtì

In which of the following are crystalline structures observable?

I. Gas
II. Liquid
III. Solid

I only

II only

III only Azịza ziri ezi

I and III only

II and III only

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Temperature And Its Measurement (JAMB)

Temperature And Its Measurement

Lee Azịza

Ajụjụ 13 Ripọtì

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 Azịza ziri ezi

1.73s

1.78s

5.11s

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Simple Harmonic Motion (WAEC)

Gụọ akwụkwọ nkuzi na Work, Energy And Power (WAEC)

Simple Harmonic Motion

Work, Energy And Power

Lee Azịza

Ajụjụ 14 Ripọtì

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 Azịza ziri ezi

544m

1088m

2000m

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Sound Waves (WAEC)

Gụọ akwụkwọ nkuzi na Propagation Of Sound Waves (JAMB)

Sound Waves

Propagation Of Sound Waves

Lee Azịza

Ajụjụ 15 Ripọtì

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 Azịza ziri ezi

I and II only

II and III only

I, II and III

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Gas Laws (JAMB)

Gas Laws

Lee Azịza

Ajụjụ 16 Ripọtì

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

boiling

critical

dew Azịza ziri ezi

ice

steam

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Temperature And Its Measurement (JAMB)

Temperature And Its Measurement

Lee Azịza

Ajụjụ 17 Ripọtì

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 Azịza ziri ezi

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

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Electric Field (WAEC)

Electric Field

Lee Azịza

Ajụjụ 18 Ripọtì

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° Azịza ziri ezi

60.0°

75.5°

105.0 °

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Refraction Of Light Through Plane And Curved Surfaces (JAMB)

Refraction Of Light Through Plane And Curved Surfaces

Lee Azịza

Ajụjụ 19 Ripọtì

In which of these fields are repulsive forces NOT experienced?

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

I only

II only Azịza ziri ezi

III only

I and III only

II and III only

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Electric Field (WAEC)

Gụọ akwụkwọ nkuzi na Gravitational Field (WAEC)

Electric Field

Gravitational Field

Lee Azịza

Ajụjụ 20 Ripọtì

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 Azịza ziri ezi

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

FaSin θ

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

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Scalars And Vectors (WAEC)

Gụọ akwụkwọ nkuzi na Work, Energy And Power (WAEC)

Scalars And Vectors

Work, Energy And Power

Lee Azịza

Ajụjụ 21 Ripọtì

Which to the following is NOT a fundamental unit?

Ampere

Kelvin

Kilogramme

Newton Azịza ziri ezi

Second

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Fundamental And Derived Quantities And Units (WAEC)

Fundamental And Derived Quantities And Units

Lee Azịza

Ajụjụ 22 Ripọtì

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 Azịza ziri ezi

II, III and IV only

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Optical Instruments (JAMB)

Optical Instruments

Lee Azịza

Ajụjụ 23 Ripọtì

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 Azịza ziri ezi

II and III only.

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Reflection Of Light At Plane And Curved Surfaces (JAMB)

Gụọ akwụkwọ nkuzi na 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

Lee Azịza

Ajụjụ 24 Ripọtì

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

becomes zero

decreases

increases Azịza ziri ezi

is halved

remains the same

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Capacitors (JAMB)

Capacitors

Lee Azịza

Ajụjụ 25 Ripọtì

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 Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Sound Waves (WAEC)

Gụọ akwụkwọ nkuzi na Properties Of Waves: Reflection, Refraction, Diffraction (WAEC)

Gụọ akwụkwọ nkuzi na Light Waves (WAEC)

Sound Waves

Properties Of Waves: Reflection, Refraction, Diffraction

Light Waves

Lee Azịza

Ajụjụ 26 Ripọtì

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

Ammonium chloride

Copper (II) tetra Oxo sulphate (VI) solution Azịza ziri ezi

Manganese (IV) oxide

Tetraoxo sulphate (VI) acid

Water

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Current Electricity (JAMB)

Gụọ akwụkwọ nkuzi na Electric Cells (JAMB)

Current Electricity

Electric Cells

Lee Azịza

Ajụjụ 27 Ripọtì

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 Azịza ziri ezi

3.0A

Akọwa Nkọwa

Lee Azịza

Ajụjụ 28 Ripọtì

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

barometer

hydrometer Azịza ziri ezi

manometer

hypsometer

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Measurements And Units (JAMB)

Measurements And Units

Lee Azịza

Ajụjụ 29 Ripọtì

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

0°

45°

60°

90°

180° Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Scalars And Vectors (JAMB)

Gụọ akwụkwọ nkuzi na Equilibrium Of Forces (WAEC)

Scalars And Vectors

Equilibrium Of Forces

Lee Azịza

Ajụjụ 30 Ripọtì

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 Azịza ziri ezi

I, II and III only

II, III and IV only

I, II, III and IV

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Heat Energy (WAEC)

Heat Energy

Lee Azịza

Ajụjụ 31 Ripọtì

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 Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Newton’s Laws Of Motion (WAEC)

Newton’s Laws Of Motion

Lee Azịza

Ajụjụ 32 Ripọtì

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 Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Capacitors (JAMB)

Gụọ akwụkwọ nkuzi na Simple A.C Circuits (JAMB)

Capacitors

Simple A.C Circuits

Lee Azịza

Ajụjụ 33 Ripọtì

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

2 Azịza ziri ezi

0.87

0.67

0.5

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Scalars And Vectors (JAMB)

Gụọ akwụkwọ nkuzi na Speed And Velocity (WAEC)

Scalars And Vectors

Speed And Velocity

Lee Azịza

Ajụjụ 34 Ripọtì

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. Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Structure Of The Nucleus (WAEC)

Gụọ akwụkwọ nkuzi na Position, Distance And Displacement (WAEC)

Structure Of The Nucleus

Position, Distance And Displacement

Lee Azịza

Ajụjụ 35 Ripọtì

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 Azịza ziri ezi

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

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Temperature And Its Measurement (JAMB)

Gụọ akwụkwọ nkuzi na Elasticity (JAMB)

Temperature And Its Measurement

Elasticity

Lee Azịza

Ajụjụ 36 Ripọtì

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 Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Capacitors (JAMB)

Gụọ akwụkwọ nkuzi na Work, Energy And Power (WAEC)

Capacitors

Work, Energy And Power

Lee Azịza

Ajụjụ 37 Ripọtì

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 Azịza ziri ezi

directly proportional to the square of the resistances of the wires

inversely proportional to I

inversely proportional to the resistance of the wires

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Electrostatics (JAMB)

Electrostatics

Lee Azịza

Ajụjụ 38 Ripọtì

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

damped

forced

free

natural Azịza ziri ezi

sinusoidal

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Simple Harmonic Motion (WAEC)

Gụọ akwụkwọ nkuzi na Equilibrium Of Forces (WAEC)

Simple Harmonic Motion

Equilibrium Of Forces

Lee Azịza

Ajụjụ 39 Ripọtì

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 Azịza ziri ezi

3.472 × 10^-3

3.906 x 10^-3

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Elementary Modern Physics (JAMB)

Elementary Modern Physics

Lee Azịza

Ajụjụ 40 Ripọtì

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 ± \(\frac{X}{\lambda}\))] Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Production And Propagation Of Waves (WAEC)

Production And Propagation Of Waves

Lee Azịza

Ajụjụ 41 Ripọtì

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

Bell

Drum

Flute Azịza ziri ezi

Gong

Xylophone

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Motion (JAMB)

Motion

Lee Azịza

Ajụjụ 42 Ripọtì

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 Azịza ziri ezi

its effective value in the opposite direction

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Scalars And Vectors (WAEC)

Gụọ akwụkwọ nkuzi na Scalars And Vectors (JAMB)

Scalars And Vectors

Lee Azịza

Ajụjụ 43 Ripọtì

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 Azịza ziri ezi

4.8 × 10^-6m

4.8 × 10^-5m

4.8 × 10^-4m

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Electromagnetic Waves: Types Of Radiation In Electromagnetic Spectrum (WAEC)

Electromagnetic Waves: Types Of Radiation In Electromagnetic Spectrum

Lee Azịza

Ajụjụ 44 Ripọtì

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 Azịza ziri ezi

50N

60N

70N

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Newton’s Laws Of Motion (WAEC)

Gụọ akwụkwọ nkuzi na Equilibrium Of Forces (WAEC)

Newton’s Laws Of Motion

Equilibrium Of Forces

Lee Azịza

Ajụjụ 45 Ripọtì

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 Azịza ziri ezi

10.0K

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Quantity Of Heat (JAMB)

Quantity Of Heat

Lee Azịza






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