IMAT Physics Formula Compendium
A Deep Research-Based Guide
Introduction
This report provides a concise and comprehensive summary of the formulas required for the Physics section of the IMAT exam. It aims to explain essential concepts, formulas, and relevant diagrams or examples in key areas such as Physical Quantities and Measurement, Kinematics, Dynamics, Fluid Mechanics, Thermodynamics, and Electricity & Electromagnetism in a clear and understandable manner. It is structured to facilitate efficient learning and retention, focusing on core concepts frequently tested in the IMAT Physics syllabus.
1. Physical Quantities and Measurement
This section lays the foundation for all physics topics by defining fundamental concepts related to measurement, units, and vector operations.
1.1 Basic and Derived Physical Quantities
Physics is built on accurately defined quantities, categorized into independent basic physical quantities and derived physical quantities.
- Length: meter (m)
- Mass: kilogram (kg)
- Time: second (s)
- Electric Current: ampere (A)
- Thermodynamic Temperature: kelvin (K)
- Amount of Substance: mole (mol)
- Luminous Intensity: candela (cd)
1.2 Systems of Units (SI)
The International System of Units (SI) is the globally recognized standard.
| Table 1: SI Basic and Common Derived Units | ||
|---|---|---|
| Quantity | Unit (Symbol) | Expression in Base Units |
| Basic Units | ||
| Length | meter (m) | |
| Mass | kilogram (kg) | |
| Time | second (s) | |
| Electric Current | ampere (A) | |
| Thermodynamic Temperature | kelvin (K) | |
| Amount of Substance | mole (mol) | |
| Luminous Intensity | candela (cd) | |
| Common Derived Units | ||
| Velocity | meter per second (m/s) | |
| Acceleration | meter per second squared (m/s²) | |
| Force | newton (N) | |
| Pressure | pascal (Pa) | |
| Energy | joule (J) | |
| Power | watt (W) | |
| Charge | coulomb (C) | |
| Electrical Resistance | ohm (Ω) | |
| Frequency | hertz (Hz) | |
| Electric Potential | volt (V) | |
| Magnetic Flux Density | tesla (T) | |
| Magnetic Flux | weber (Wb) | |
| Capacitance | farad (F) | |
| Density | kilogram per cubic meter (kg/m³) | |
1.3 Vector Operations
📊 Diagram: Vector A and vector B added head-to-tail.
📊 Diagram: The Parallelogram method for vector addition.
2. Kinematics
📊 Diagram: Velocity-time graph for constant acceleration.
2.4 Uniform Circular Motion
📊 Diagram: Centripetal acceleration vector (a_c) directed toward the center.
2.6 Motion Graphs
📊 Diagram: SHM periodic functions.
3. Dynamics
3.2 Examples of Forces
📊 Diagram: Free-body diagram of a book on a table.
3.3 Moment of Force
📊 Diagram: Torque calculation (M=Fr).
3.5 Work, Energy, and Power
📊 Diagram: Work done by a force at an angle.
4. Fluid Mechanics
📊 Diagram: Hydraulic system demonstrating Pascal's principle.
📊 Diagram: Upward buoyant force.
4.3 Fluid Dynamics
📊 Diagram: Venturi tube demonstrating Bernoulli's Principle.
5. Thermodynamics
📊 Diagram: Conduction, convection, and radiation.
6. Waves
6.2 Sound Waves and Doppler Effect
📊 Diagram: Wave fronts compression.
6.3 Law of Refraction
📊 Diagram: Wave bending at boundary.
7. Electricity & Electromagnetism
7.1 Charge, Electric Field, and Potential
📊 Diagram: Coulomb's Law.
📊 Diagram: Electric field lines.
7.4 Resistors in Series and Parallel
📊 Diagram: Series circuit.
📊 Diagram: Parallel circuit.
7.7 Magnetic Fields
📊 Diagram: Lorentz Force.
8. Atomic Physics
8.1 Radioactive Decay
📊 Diagram: Exponential decay curve.
9. Practice & Exercises
To solidify your understanding of these physical principles, we provide a variety of practice materials. Engaging with original practice problems is essential for mastering the application of formulas in the IMAT context.
Interactive Drills
Our high-intensity interactive drill system allows you to test your knowledge with instant feedback.
Original Practice Units (S1-S6)
Access the original unit-by-unit practice modules. Each unit contains targeted problems and detailed explanations.
Master Challenge
For a comprehensive review, attempt the standalone Physics Master Exam.
🏆 Physics Master Challenge ExamConclusion
Success in the IMAT Physics section requires mastering fundamental formulas and concepts. Regular review and application are recommended to strengthen both theoretical knowledge and practical problem-solving skills.