JAMB Physics Questions and Answers 2026/2027: Physics is often ranked as one of the most technical subjects in the JAMB UTME, largely because it blends theory with heavy calculation and demands a clear understanding of how formulas connect to real-world phenomena. For candidates applying to Engineering, Medicine, Applied Sciences, and related courses, a strong Physics score can significantly boost the overall aggregate needed for admission.
This guide breaks down the JAMB Physics syllabus, explains which topics carry the most weight, and walks through original practice questions with full step-by-step solutions. The focus is on building genuine understanding of physical concepts and calculation methods, so you can confidently handle any variation of a question in the 2026/2027 UTME.
Overview of the JAMB Physics Exam 2026
JAMB Physics tests candidates on their grasp of fundamental physical principles, their ability to interpret experiments, graphs and diagrams, and their skill in applying formulas correctly under time pressure.
| Exam Detail | Information |
|---|---|
| Total number of questions | 40 questions |
| Question format | Multiple choice (4 options: A, B, C, D) |
| Mode of exam | Computer-Based Test (CBT) |
| Calculator allowed | No (only manual and mental calculation permitted) |
| Syllabus structure | Organised around Mechanics, Heat, Waves, Electricity and Magnetism, and Modern Physics |
| Total syllabus topics | Around 37 to 40 major topics |
| Compulsory for | Engineering, Medicine, Applied Sciences, and most Science-based courses |
Because Physics questions are drawn strictly from the approved syllabus, candidates who study outside it often waste valuable preparation time on concepts JAMB will never test.
Major Sections of the JAMB Physics Syllabus 2026/2027
The JAMB Physics syllabus can be grouped into broad thematic sections. Understanding how these sections are weighted in past exams helps you prioritise your revision effectively.
| Section | Major Topics Covered | Approximate Weight in Exam |
|---|---|---|
| Mechanics | Motion, forces, equilibrium, work, energy and power, friction, simple machines, elasticity, circular motion, momentum | Very High |
| Heat and Thermal Physics | Temperature, thermal expansion, quantity of heat, change of state, gas laws | Moderate |
| Waves, Sound and Optics | Wave properties, sound production and propagation, reflection and refraction, lenses and mirrors, optical instruments | High |
| Electricity and Magnetism | Electrostatics, current electricity, Ohm’s Law, circuits, magnetic fields, electromagnetic induction, A.C. circuits | Very High |
| Modern Physics and Electronics | Photoelectric effect, atomic models, radioactivity, semiconductors, diodes and transistors | Moderate |
Mechanics and Electricity together tend to dominate the exam, so candidates aiming for a high score should devote extra time to mastering these two areas before moving to less heavily weighted topics.
READ ALSO – JAMB Syllabus for Physics 2026/2027 Official PDF Download
JAMB Physics Questions and Answers 2026/2027 (With Full Explanations)
Below are original practice questions modelled after the current JAMB Physics syllabus and difficulty level. Every answer includes a full working so you understand the physical reasoning, not just the final figure.
Mechanics
Question 1: A car accelerates uniformly from rest to a velocity of 20 m/s in 5 seconds. Calculate its acceleration.
Working: Using a = (v – u) / t a = (20 – 0) / 5 = 4 m/s²
Answer: 4 m/s²
Question 2: A body of mass 8 kg is acted upon by a force of 24 N. Calculate the acceleration produced.
Working: Using Newton’s Second Law, F = ma a = F / m = 24 / 8 = 3 m/s²
Answer: 3 m/s²
Question 3: Calculate the kinetic energy of a 2 kg object moving at a velocity of 6 m/s.
Working: KE = ½mv² KE = ½ × 2 × (6)² = ½ × 2 × 36 = 36 J
Answer: 36 J
Question 4: A machine has a velocity ratio of 5 and an efficiency of 80%. Calculate its mechanical advantage.
Working: Efficiency = (Mechanical Advantage / Velocity Ratio) × 100 80 = (MA / 5) × 100 MA = (80 × 5) / 100 = 4
Answer: 4
Heat and Thermal Physics
Question 5: Calculate the quantity of heat required to raise the temperature of 2 kg of water from 25°C to 75°C. (Specific heat capacity of water = 4200 J/kg°C)
Working: Q = mcΔθ Q = 2 × 4200 × (75 – 25) = 2 × 4200 × 50 = 420,000 J
Answer: 420,000 J (or 420 kJ)
Question 6: A gas occupies a volume of 4 litres at a pressure of 2 atm. What volume will it occupy at a pressure of 8 atm, assuming temperature is constant?
Working: Using Boyle’s Law, P₁V₁ = P₂V₂ 2 × 4 = 8 × V₂ V₂ = 8 / 8 = 1 litre
Answer: 1 litre
Waves, Sound and Optics
Question 7: A wave has a frequency of 50 Hz and a wavelength of 4 m. Calculate its speed.
Working: v = fλ v = 50 × 4 = 200 m/s
Answer: 200 m/s
Question 8: An object is placed 15 cm from a converging lens of focal length 10 cm. Calculate the image distance.
Working: Using the lens formula, 1/f = 1/u + 1/v 1/10 = 1/15 + 1/v 1/v = 1/10 – 1/15 = (3 – 2)/30 = 1/30 v = 30 cm
Answer: 30 cm
Question 9: The speed of sound in air is 340 m/s. Calculate the wavelength of a sound wave with a frequency of 680 Hz.
Working: v = fλ, so λ = v/f λ = 340 / 680 = 0.5 m
Answer: 0.5 m
Electricity and Magnetism
Question 10: Calculate the current flowing through a resistor of 5 ohms when a voltage of 20 volts is applied across it.
Working: Using Ohm’s Law, V = IR I = V/R = 20/5 = 4 A
Answer: 4 A
Question 11: Two resistors of 4 ohms and 6 ohms are connected in series. Calculate the total resistance.
Working: In series, total resistance = sum of individual resistances R = 4 + 6 = 10 ohms
Answer: 10 ohms
Question 12: Two resistors of 6 ohms and 3 ohms are connected in parallel. Calculate the total resistance.
Working: For parallel resistors, 1/R = 1/R₁ + 1/R₂ 1/R = 1/6 + 1/3 = 1/6 + 2/6 = 3/6 = 1/2 R = 2 ohms
Answer: 2 ohms
Modern Physics
Question 13: In the photoelectric effect, what happens when the frequency of incident light is below the threshold frequency of a metal?
A. Electrons are emitted at high speed B. No electrons are emitted regardless of light intensity C. Electrons are emitted slowly over time D. The metal begins to melt
Explanation: Below the threshold frequency, the energy of each photon is insufficient to release electrons from the metal surface, no matter how intense the light is.
Answer: B
Question 14: A radioactive element has a half-life of 10 days. What fraction of the original sample remains after 30 days?
Working: Number of half-lives = 30 / 10 = 3 Fraction remaining = (1/2)³ = 1/8
Answer: 1/8
Topic-by-Topic Difficulty and Priority Table
Use this table to organise your revision schedule based on how frequently each topic tends to appear and how challenging candidates typically find it.
| Topic | Difficulty Level | Frequency in Past Exams | Study Priority |
|---|---|---|---|
| Motion and equations of motion | Moderate | Very High | Must master |
| Forces and equilibrium | Moderate | High | Must master |
| Work, energy and power | Moderate | High | Must master |
| Current electricity and Ohm’s Law | Moderate | Very High | Must master |
| Electric circuits (series and parallel) | Moderate to Hard | Very High | Must master |
| Waves and sound | Easy to Moderate | High | Must master |
| Reflection and refraction of light | Moderate | High | Must master |
| Heat and thermal expansion | Easy to Moderate | Moderate | Recommended |
| Gas laws | Moderate | Moderate | Recommended |
| Magnetism and electromagnetic induction | Moderate | Moderate | Recommended |
| Modern physics (photoelectric effect, radioactivity) | Moderate to Hard | Moderate | Recommended |
| Electronics (diodes, transistors, semiconductors) | Hard | Low to Moderate | Optional but useful |
| Simple machines | Easy | Moderate | Recommended |
| Elasticity (Hooke’s Law) | Moderate | Moderate | Recommended |
Common Mistakes Candidates Make in JAMB Physics
| Common Mistake | Why It Happens | How to Avoid It |
|---|---|---|
| Mixing up formula variables | Confusing similar-looking symbols like v (velocity) and V (voltage) | Write out what each symbol represents before solving |
| Wrong unit conversions | Forgetting to convert cm to m or g to kg before calculating | Always convert to standard SI units first |
| Sign errors in vector problems | Not accounting for direction in force or velocity problems | Clearly define a positive direction before calculating |
| Applying series formula to parallel circuits (or vice versa) | Rushing without checking the circuit diagram | Identify circuit type carefully before choosing a formula |
| Skipping units in final answers | Treating Physics like pure arithmetic | Always state the correct unit with every numerical answer |
| Poor understanding of graphs | Weak practice with velocity-time and distance-time graphs | Practise sketching and interpreting graphs regularly |
| Memorising formulas without understanding derivation | Relying on cramming instead of concept mastery | Understand where each formula comes from, not just what it states |
Proven Strategies to Score High in JAMB Physics
Master the syllabus systematically. Go through each of the five major sections in order, starting with Mechanics and Electricity, since these carry the most weight in the exam.
Practise calculations without a calculator. Since calculators are not permitted, build speed and confidence in manual arithmetic, especially for fractions, powers, and basic algebra used in Physics formulas.
Understand concepts before memorising formulas. A formula derived from understanding sticks better under exam pressure than one memorised in isolation. Know why a formula works, not just what it says.
Draw diagrams for every problem. Whether it is a circuit, a lens setup, or a force diagram, sketching the scenario before calculating helps you visualise the problem correctly and avoid careless errors.
Practise interpreting graphs and experimental data. JAMB frequently tests candidates on reading values from velocity-time graphs, distance-time graphs, and experimental tables, so dedicate time to this skill specifically.
Revise units and standard constants. Keep a reference sheet of common units, conversion factors, and constants such as the speed of sound in air and the specific heat capacity of water.
Time your practice sessions. With 40 questions to complete within a shared exam period, practising under timed conditions helps you develop the pace needed to avoid rushing through calculations.
Recommended Study Timeline
| Weeks Before Exam | Focus Area |
|---|---|
| 12 to 10 weeks | Measurements, units, motion, and forces |
| 9 to 7 weeks | Work, energy, power, and simple machines |
| 6 to 4 weeks | Waves, sound, optics, and electricity |
| 3 to 2 weeks | Magnetism, modern physics, and full past question practice |
| Final week | Revision of weak areas and key formulas only |
Conclusion
JAMB Physics is a subject that consistently rewards conceptual understanding over rote memorisation. Once you grasp how forces, energy, waves, and electrical principles connect to real situations, solving numerical problems becomes far more intuitive, even when the numbers in a question change.
Keep a formula and constants notebook, revise it regularly, and treat every practice question as an opportunity to strengthen your understanding rather than just chase a correct answer. With consistent, focused preparation, Physics can become one of your strongest and most reliable scoring subjects in the 2026/2027 UTME.
Frequently Asked Questions (FAQs)
1. How many questions are in JAMB Physics?
JAMB Physics usually consists of 40 multiple-choice questions covering topics from Mechanics, Heat, Waves, Electricity, Magnetism, and Modern Physics.
2. Is calculator allowed in JAMB Physics?
No. Candidates are not permitted to use a calculator during the exam, so building manual calculation speed is essential during preparation.
3. What are the most important topics in JAMB Physics?
Mechanics (motion, forces, work and energy) and Electricity (current, Ohm’s Law, and circuits) tend to carry the highest weight based on historical question patterns.
4. How can I prepare for JAMB Physics within a short time?
Focus on high-priority topics such as motion, forces, electric circuits, and waves, and practise past questions under timed conditions while reviewing every mistake thoroughly.
5. Is JAMB Physics difficult compared to other science subjects?
Physics can feel more technical due to its heavy use of formulas and calculations, but with consistent conceptual practice, it becomes very manageable and often more predictable than some other subjects.
6. Do JAMB Physics questions repeat from previous years?
While exact questions rarely repeat word for word, the underlying concepts and formula applications are often similar, which is why practising varied past questions builds strong exam readiness.
7. What formulas should I memorise for JAMB Physics?
Focus on core formulas across motion, force, energy, current electricity, and waves, but aim to understand their derivation rather than memorising them in isolation, since this helps you apply them correctly even when a question is phrased differently.
8. Where can I get authentic JAMB Physics past questions?
Reliable sources include JAMB’s official CBT practice software, recognised educational platforms, and updated study guides based on the current approved syllabus.
An education writer with almost a decade of experience helping Nigerian students prepare for JAMB and Admission. Hauwa is passionate about ensuring that students have the resources and guides they need to succeed in their academic journey.