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syllabus for Economics in JAMB 2025

Topics
*Section A: Basic Economic Concepts*
1. Scarcity and choice
2. Opportunity cost
3. Economic systems (traditional, command, market)
4. Economic growth and development
5. Economic indicators (GDP, inflation rate, unemployment rate)

*Section B: Microeconomics*
1. Demand and supply
2. Market structures (perfect competition, monopoly, oligopoly)
3. Consumer behavior
4. Production and cost
5. Market failure

*Section C: Macroeconomics*
1. National income accounting
2. Aggregate demand and supply
3. Fiscal policy
4. Monetary policy
5. International trade

*Section D: Economic Development and Planning*
1. Meaning and measurement of economic development
2. Factors affecting economic development
3. Strategies for economic development
4. Role of government in economic development
5. International organizations and economic development

*Section E: International Economics*
1. Gains from trade
2. Tariffs and trade agreements
3. Balance of payments
4. Exchange rates
5. International economic institutions

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WAEC 2025 MIDNIGHT QUESTION AND ANSWER  PAYMENTS!!!.

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WAEC 2025 MIDNIGHT QUESTION AND ANSWER  PAYMENTS!!!.

✅ALL SUBJECTS(COURSES)+PRACTICAL : ₦16,500
======================================

✅ALL SCIENCE SUBJECTS : ₦8,000
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==============================

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The 2025 National Examinations Council (NECO) Senior School Certificate Examination (SSCE) internal registration dates are as follows:
Registration begins: Monday, November 11, 2024
Normal registration ends: Monday, June 2, 2025
Late registration ends: Tuesday, June 10, 2025
Submission of printed RRR Payment Receipt and online endorsed final Validation List ends: Tuesday, June 10, 2025
Uploading CAS 3 online ends: Friday, July 25, 2025

*50 PHYSICS JAMB MOSTLY REPEATED QUESTIONS BY 09056863938*

1) When a ship sails from salt water into fresh water, the fraction of its volume above the water surface will
A. increase
B. decrease
C. remain the same
D. increase then decrease

2) I. Its velocity is constant
II. No work is done on the body
III. It has constant acceleration directed away from the centre
IV. The centripetal force is directed towards the centre
Which combination of the above is true of a body moving with constant speed in a circular track?
A. II and IV
B. I and IV
C. II and III
D. I and III

3) The velocity ratio of a machine is 5 and its efficiency is 75%. What effort would be needed to lift a load of 150N with the machine?
A. 20N
B. 30N
C. 40N
D. 50N

4) At a fixed point below a liquid surface, the pressure downwards is P1 and pressure upwards is P2. It can be deduced that?
A. P1 > P2
B. P1 ≥ P2
C. P1 < P2
D. P1 = P2

5) If the force and the velocity on a system are each reduced simultaneously by half, the power of the system is
A. doubled
B. reduced to a quarter
C. reduced by half
D. constant

6) A catapult used to hold a stone of mass 500g is extended by 20cm with an applied force F. If the stone leaves with a velocity of 40m/s, the value of F is
A. 4.0 x 102N
B. 2.0 x 103N
C. 4.0 x 103N
D. 4.0 x 104N

7) A stream is flowing at 0.75ms−1
and a boat heading perpendicular for the stream landed at the opposite bank at an angle of 30°. Calculate the velocity of the boat.
A. 1.50ms-1
B. 1.00ms-1
C. 0.86ms-1
D. 0.65ms-1

8) A rope is being used to pull a mass of 10kg vertically upward. Determine the tension in the rope if, starting from rest, the mass acquires a velocity of 4ms−1 in 8s [g = 10ms−2]
A. 5N
B. 50N
C. 95N
D. 105N

9) I. The frictional force is independent of the area of the surfaces in conduct
II. The frictional force depends on the nature of the surfaces in contact
III. The frictional force depends on the speed of sliding
IV. The frictional force is directly proportional to the normal reaction.

Which combination of the above is true of sliding friction?
A. I, III and IV
B. I, II and IV
C. I, II and III
D. II, III and IV

10) Total internal reflection occurs when light moves from?
A. a dense medium to a less dense medium
B. air to water
C. water to glass
D. a less dense to a dense medium

11) A quantity of water at 0°C is heated to about 30°C. At each degree rise in temperature, its density will
A. rise steadily
B. fall steadily
C. fall then rise
D. rise then fall

12) I. Coherence
II. Same frequency
III. Same wavelength
IV. Same Intensity

Which of the conditions above are necessary to produce interference fringes?
A. I and III
B. I, II and IV
C. I, II and III
D. II and III

13) A boy observes a piece of stone at the bottom of a river 6.0m deep. If he looks from the surface of the river, what is the apparent distance of the stone from him? [Refractive Index of Water = 4/3]
A. 8.0m
B. 5.5m
C. 5.0m
D. 4.5m

14) A thin wire with heavy weights attached to both ends is hung over a block of ice resting on two supports. If the wire cuts through the ice block while the block remains solid behind the wire, the process is called
A. condensation
B. sublimation
C. regelation
D. fusion

15) Dry
Day 1 - 30°C | Day 2 - 29°C | Day 3 - 25°C
Wet
Day 1 - 22°C | Day 2 - 22°C | Day 3 - 21°C
The reading above are for three consecutive days from a wet and dry bulb hygrometer. It can be concluded that the relative humidity for the three days
A. decreased steadily
B. remained unchanged
C. increased steadily
D. was least on Day 1

16) One end of a long wire is fixed while a vibrator is attached to the other end. When the vibrator is energized, the types of waves generated in the wire are
A. stationary and longitudinal
B. stationary and transverse
C. progressive and transverse

17) A metal of mass 0.5kg is heated to 100°C and then transferred to a well-lagged calorimeter of heat capacity 80JK-1 containing water of heat capacity 420JK-1 at 15°C. If the final steady temperature of the mixture is 25°C, find the specific heat capacity of the metal.
A. 877Jkg-1K-1
B. 286Jkg-1K-1
C. 133Jkg-1K-1
D. 92Jkg-1K-1

18) The main reason for making the cover of a vacuum flask airtight is to prevent heat loss by
A. convection
B. conduction
C. radiation
D. evaporation

19A radio is operated by eight cells each of e.m.f. 2.0V connected in series. If two of the cells are wrongly connected, the net e.m.f. of the radio is
A. 8V
B. 10V
C. 12V
D. 16V

20) If a charged ion goes through combined electric and magnetic fields, the resultant emergent velocity of the ion is
A. E/B
B. EB
C. B/E
D. E - B

21) A projection lantern is used to give the image of a slide on a screen. If the image is 24 times as large as the slide and the screen is 72.0m from the projecting lens, what is the position of the slide from the lens?
A. 0.3m
B. 3.0m
C. 3.5m
D. 4.0m

22) An electron of charge 1.6 x 10-19C and mass 9.1 x 10-31kg is accelerated between two metal plates with a velocity of 4 x 107ms-1, the potential difference between the plates is
A. 4.55 x 103V
B. 4.55 x 102V
C. 9.10 x 101V
D. 4.55 x 101V

23) A cell of internal resistance 0.01Ω can be measured accurately using the
A. Ohm meter
B. metre bridge
C. potentiometer
D. electroscope

24) What optical instrument can best be constructed with converging lenses of focal lengths 50cm and 5cm?
A. Compound microscope
B. Galileo's telescope
C. Terrestrial telescope
D. Astronomical telescope


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25) in a pure semiconductor, the number of electrons in the conduction band is
A. less than the number of holes in the valence band
B. equal to the number of holes in the valence band
C. greater than the number of holes in the valence band
D. twice the number of holes in the valence band

26) In a thermonuclear reaction, the total initial mass is 5.02 x \(10^{-{2}{7}}\)kg and the total final mass is 5.01 x \(10^{-{2}{7}}\)kg. The energy released in the process is
[c = 3.0 x \(10^8\) ms-1]
A. 9.0 x 10-13J
B. 9.0 x 10-12J
C. 9.0 x 10-11J
D. 9.0 x 10-10J

27) A gas would serve as an electrical conductor under
A. reduced pressure and high current
B. increased magnetic field
C. reduced pressure and reduced potential
D. exposure to visible light

28) An electric generator with a power output of 3.0KW at a voltage of 1.5KV distributes power along cables of resistance 20.0Ω. The power loss in the cables is
A. 80.0W
B. 40.0W
C. 10.0W
D. 0.1W

29) If the frequency of an emitted x-ray is 1.6 x 1016
Hz, the accelerating potential is?
[e = 1.6 x 1019C, h = 6.63 x 10−34Js]
A. 6630.0V
B. 663.0V
C. 66.3V
D. 6.6V


30) If the fraction of the atoms of a radioactive material left after 120years is 1/64, what is the half-life of the material?
A. 24 years
B. 20 years
C. 10 years
D. 2 years

31) A certain radioactive source emits radiations that were found to be deflected by both magnetic and electric fields. The radiations are
A. beta rays
B. gamma rays
C. x-rays
D. unltr-violet rays

32) A 2H inductor has negligible resistance and is connected to a 50/π Hz A.C. Supply. The reactance of the inductor is
A. 200 Ω
B. 50 Ω
C. 100/π Ω
D. 25/π Ω


33) A cell of internal resistance 1Ω supplies current to an external resistor of 3Ω. The efficiency of the cell is
A. 25%
B. 33%
C. 50%
D. 75%

34) A conductor of length 2m carries a current of 0.8A while kept in a magnetic field of magnetic flux density 0.5T. The maximum force acting on it is
A. 0.2N
B. 0.8N
C. 3.2N
D. 8.0N

35) Light of energy 5eV falls on a metal of work function 3eV and electrons are liberated. The stopping potential is
A. 1.7V
B. 2.0V
C. 8.0V
D. 15.0V

36) The velocity y of a particle in a time t is given by the equation
y = 10 + 2t2
Find the instantaneous acceleration after 5 seconds
A. 60 ms-2
B. 20 ms-2
C. 15 ms-2
D. 10 ms-2