9th Class Physics Notes

April 27, 2020February 28, 2021 studynotes 1 Comment 9th Chemistry Test series, 9th Physics Notes

9th Class Physics Chapter Wise Notes Details.

These notes are perfectly made, which will be of extraordinary advantage to you. With our instructive materials, you can get ready in excess of 100 percent of your Marks. It is a standout amongst other instructive substances on the web. This instructive material has been managed by experienced instructors. Made by an accomplished Physics educator. This plan is very important for exam preparation. The complete syllabus of the Physics book is described below There are nine chapters of Physics 9^th book. Topics / Subtopics / Activities to be covered You must read it.

Chapter 1: Introduction to physics

Physical quantities; International System of Units; prefixes; Scientific notation
Practical: Introduction to use of graphs in Physics.
Length measuring instruments
Practical: Measuring length and diameter of a solid cylinder using Vernier calipers
Practical: Measuring thickness of the metal sheet or wire using screw gauge
Mass measuring instruments
Chapter 2: Kinematics
Rest and motion; Types of motion; Scalars and vectors; Speed; velocity; AccelerationDistance-time graph; Velocity- time graph; Equations of motion;
The motion of freely falling bodiesPractical: Finding acceleration of a ball rolling down an inclined angle iron
Practical: Finding the value of ‘g’ by free-fall method
Exercise Ch.2 & Numerical.

Chapter 3: Dynamics

Force; Inertial Newton’s laws of motion; Motion of two bodies connected to a string passing over a pulley; Momentum; Law of conservation of momentum
Practical: Finding coefficient of sliding friction between a wooden block and horizontal surface
Friction; Uniform circular motion; Centripetal force and its applications
Practical: Finding the force of limiting friction by a roller on a horizontal plane

Chapter 4: Turning effect of forces

Like and unlike parallel forces; Add of forces; Resolution of forces.
Practical: Finding the resultant of two forces graphically
Practical: Finding the weight of an object by vector addition method
Torque; Principle of moments; Centre of mass; Centre of gravity; Couple
Practical: Verifying the principle of moments by balancing a meter rod on a wedge
Equilibrium; 1st condition of equilibrium; 2nd condition of equilibrium; States of equilibrium,
Stability of objects
Practical: Finding the tension in the string by balancing a meter rod on two stands
Practical: Finding weight of an object using principle of momentum

Chapter 5: Gravitation

Force of gravitation; Law of gravitation; Gravitational field; Mass of the Earth; Variation of ‘a’ with altitude
Practical: Finding the value of ‘g’ using a simple pendulum
Artificial satellites; Motion of artificial satellites; Orbital velocity
Practical: Verifying that the time period of a simple pendulum (i) independent of its mass and (ii) amplitude of vibration

Chapter 6: Work and Energy

Forms of energy; Kinetic Energy; Potential energy; Interconversion of energy
Practical: Drawing graphs between two physical quantities from given data
Major sources of energy; Mass-energy equation; Energy and environment; Efficiency; Power.
Practical: Interpreting a given graph, slope of a graph

Chapter 7: Properties of matter

Kinetic molecular model of matter; Density; Pressure; Atmospheric pressure
Practical: Finding the density of a liquid using a syringe
Pressure in liquids; Pascal’s law and its applications; Archimedes principle; Principle of floatation
Practical: Finding the density of a body heavier than water by Archimedes principle
Chapter 8: Thermal properties of matter
Temperature and heat; Thermometer; Scales of temperature; Conversion of temperature from one scale to another
Thermal Expansion; Linear and volume thermal expansions in solids; Consequences and applications of thermal expansions; Thermal expansion of liquids
Practical: Measuring the specific heat of fusion of ice

Chapter 9: Transfer of heat

Conduction; Thermal conductivity; Convection; Convection currents in the air; Use of convection currents.
Radiation; Emission and absorption of radiation; Greenhouse effect; Application and consequences of radiation

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9th Class Physics Chapter Wise Notes Details.

Chapter 1: Introduction to physics

Chapter 2: Kinematics

9th Class Physics Notes / فزکس

Chapter 3: Dynamics

Chapter 4: Turning effect of forces

Chapter 5: Gravitation

Chapter 6: Work and Energy

Chapter 7: Properties of matter

Chapter 9: Transfer of heat

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