1 - introduction to physics
TRANSCRIPT
![Page 1: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/1.jpg)
INTRODUCTION TO
PHYSICSM. S. KHAN
![Page 2: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/2.jpg)
TABLE OF CONTENTS
Origin of word “PHYSICS”1
What is physics?2
Branches of physics3
![Page 3: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/3.jpg)
Regional map of Europe
GreeceLanguage: Greek
Word : Phusis (nature)
ORIGIN OF WORD “PHYSICS”
![Page 4: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/4.jpg)
WHAT IS PHYSICS?
Physics is the study of various physical phenomena and thefundamental laws governing them.
![Page 5: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/5.jpg)
BRANCHES OF PHYSICS
PHYSICS
Classical Physics Modern Physics
Developed before 19th century
Developed after 19th century
• Classical mechanics
• Waves• Thermodynamics• Electromagnetis
m• Optics
• Atomic physics• Nuclear physics• Quantum
mechanics
![Page 6: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/6.jpg)
CLASSICAL MECHANICS
Classical mechanics is the study of effects produced by a force.
Motion of a car Loading on a bridge Working of hydraulic machines
![Page 7: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/7.jpg)
Waves
Waves is the study of effects produced by a vibration or an oscillation.
Oscillation of a pendulum Sound produced by a violin Noise produced by a fighter jet
![Page 8: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/8.jpg)
THERMODYNAMICS
Thermodynamics is the study of effects produced by a heat.
Expansion of mercury in a thermometer
Working of an engine Working of a refrigerator
![Page 9: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/9.jpg)
ELECTROMAGNETISM
Electromagnetism is the study of effects produced by a charge or a magnet.
Light thundering Working of a heater Generation of electricity
![Page 10: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/10.jpg)
OPTICS
Optics is the study of effects produced by a light.
Image produced by a plane mirror
Colour of the sky Colours seen in soap bubbles
![Page 11: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/11.jpg)
ATOMIC PHYSICS
Atomic physics is the study of the structure of an atom and characteristics
of subatomic particles.
Working of a LASER Working of Compact Fluorescent Light
Neon sign board
![Page 12: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/12.jpg)
NUCLEAR PHYSICS
Nuclear physics is the study of an atomic nuclei and their constituent particles.
Carbon dating RadiotherapyNuclear power generation
![Page 13: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/13.jpg)
QUANTUM MECHANICS
Quantum mechanics deals with the behavior of matter and energy at atomic scale.
Electron microscope Magnetic Resonance ImagingSmart phones
![Page 14: 1 - Introduction to physics](https://reader031.vdocuments.us/reader031/viewer/2022030316/5873b9ee1a28abbc788b5255/html5/thumbnails/14.jpg)
THANKYOU