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Class 11 Physics > Physical World > Flashcards

Physical World Flashcards

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1
Q

What are the two domains of interest in Physics

A

Microscopic and macroscopic

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2
Q

What are the two principle Thrust in Physics

A

Unification and reduction

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3
Q

Steam / diesel / petrol engines

A

Laws of thermodynamics

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4
Q

Refrigerator

A

Laws of thermodynamics

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5
Q

Aeroplane

A

Bernoulli’s principal in fluid dynamics

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6
Q

Television and radio

A

Principle of communication system using electromagnetic waves

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7
Q

Rocket propulsion

A

Newton’s laws of motion

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8
Q

Computer

A

Digital logic

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9
Q

Laser

A

Light amplification by stimulated emission of radiation

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10
Q

Orbital motion of satellite

A

Kepler’s laws of planetary motion

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11
Q

Electron microscope

A

Wave nature of matter

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12
Q

Cyclotron

A

Electromagnetic force on charged particles

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13
Q

Nuclear reactor

A

Nuclear fission

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14
Q

Production of ultra high magnetic fields

A

Superconductivity

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15
Q

Electric generator and transformer

A

Faraday’s law of electromagnetic induction

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16
Q

Sonar

A

Reflection of ultrasonic waves

17
Q

Hydroelectric power

A

Conversion of gravitational potential energy into electrical energy

18
Q

Pressure cooker

A

Rising of boiling point of water by increasing pressure

19
Q

Photocell

A

Photoelectric effect

20
Q

Range of strong nuclear force

A

10^-15 m

21
Q

Range of electromagnetic force

A

10^-16 m

22
Q

Range of electromagnetic force

A

Infinite

23
Q

Range of gravitational force

A

Infinite

24
Q

Particles of strong nuclear force

A

Nucleon

25
Q

Particles of electromagnetic force

A

Charged particles

26
Q

Particles of weak nuclear force

A

Electron and neutrino

27
Q

Particles of gravitational force

A

All objects in the universe

Class 11 Physics (2 decks)

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