Ch-04: Rotational and Circular Motion delves into the dynamics of objects moving along curved paths or rotating about an axis, introducing fundamental concepts that distinguish these motions from linear movement. Practical examples (e.g., centrifuges, rolling wheels)
Ch-01: Measurement
Short Question Answers
Measurement introduces the fundamental concepts of quantifying physical quantities, which form the basis of all scientific study. The chapter begins by distinguishing between base quantities (like length, mass, and time) and derived quantities (such as speed and force)
This chapter state that nucleon number and charge are conserved in nuclear processes. Describe the composition, mass and charge of alpha and gamma radiations. Explain that an antiparticle has the same mass but opposite charge. Describe
This chapter distinguish between inertial and non-inertial frames of reference. Describe the significance of Einstein's assumption of the constancy of the speed of light. Describe that if c is constant then space and time become relative. State the postulates of Special Relativity.
Ch-12: Electromagnetism unifies the study of electricity and magnetism, revealing their deep interconnection through Maxwell’s Equations. This chapter explores how moving charges create magnetic fields and how changing magnetic fields induce electric currents, forming the basis for modern technology like motors, generators, and transformers.
Ch-11: Electricity is the branch of physics that studies the flow of electric charge and its applications in circuits, devices, and power systems. This chapter builds on electrostatics to explore current electricity, covering conductors, resistance, circuits, and power distribution—essential for understanding modern technology and electrical engineering. This chapter state the use for a current-carrying conductor.
This chapter state that an electric field is an example of a field of force. Define and calculate electric field strength. Represent an electric field by means of field lines. Describe the effect of a uniform electric field on the motion of charged particles. Explain how a Faraday cage works. State and apply Coulomb's law. Describe how the ferrofluids work. Electrostatics is the study of electric charges at rest and the forces, fields, and potentials arising from their interactions.
Ch-09: Waves represent one of the most fundamental concepts in physics, describing the propagation of energy through a medium or space without permanent displacement of matter. This chapter explores the characteristics, behavior, and applications of various wave types, forming the foundation for understanding sound, light, and other wave phenomena. Explore wave mechanics
Chapter 8: Heat and Thermodynamics explores the fundamental principles governing energy transfer, thermal properties of matter, and the laws that dictate energy transformations. The chapter begins with thermal expansion (linear: ΔL = αL₀ΔT; volumetric: ΔV = βV₀ΔT) and heat transfer mechanisms (conduction, convection, radiation).
This chapter explains distinguish between the structures of crystalline, glassy, amorphous and polymeric solids. Describe that deformation of solids in one dimension. Define and use the terms stress, strain and the Young's modulus. Describe an experiment to determine the Young modulus of a metal wire.
Fluid Mechanics studies the behavior of fluids (liquids and gases) at rest (fluid statics) and in motion (fluid dynamics). The chapter begins with fundamental properties like density (ρ), pressure (P), and viscosity (η), then explores: Pascal’s Law: Pressure transmission in confined fluids, Archimedes’ Principle: Buoyant force, Bernoulli’s Equation: Energy conservation in flowing fluids, Viscous drag (Stokes’ Law) and turbulence (Reynolds number), Applications range from hydraulic systems to aerodynamics, with problem-solving focused on manometers, flow rates, and lift forces.
This chapter covers use of Archimedes Principle of flotation. Justify how ships are engineered to float in the sea. Define and apply the terms steady. Explain and apply Bernoulli's equation for horizontal and vertical fluid flow. Explain why real fluids are viscous fluids. Describe how viscous forces in a fluid cause a retarding force on an object moving through it.
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Work and Energy explores the relationship between force, displacement, and energy transformations, covering kinetic/potential energy, work-energy theorem, and power. This chapter explores the fundamental concepts that govern the transfer and transformation of energy in physical systems, forming the cornerstone of mechanics.
This chapter delves into the dynamics of objects moving along curved paths or rotating about an axis, introducing fundamental concepts that distinguish these motions from linear movement. The chapter begins by defining uniform circular motion (UCM), where an object moves at constant speed
