Physics one-liners for various competitive examinations
Welcome to the Physics Section page.
We know the importance of general awareness, GK (General Knowledge) in various competitive exams for aspirants.
We are publishing general awareness notes and study material on various subjects daily.
These Physics notes are extremely useful for all exams including Bank Exams.
Watch how technology is linked with Physics
Technology- Scientific principle(s)
1- Rocket propulsion- Newton’s laws of motion
2-Computers- Digital logic
3-Hydroelectric power- Conversion of gravitational potential energy into electrical energy.
4-Production of ultra-high magnetic fields- Superconductivity.
5-Radio and Television- Generation, propagation and detection of the electromagnetic waves
6-Nuclear reactor- Controlled nuclear fission
7-Albert Einstein was born in Ulm, Germany in 1879. He is universally regarded as one of the greatest physicists of all time.
8-Electric generator- Faraday’s laws of electromagnetic induction
9-Bose-Einstein condensate- Trapping and cooling of atoms by laser beams and magnetic fields.
10-Electron microscope- Wave nature of electrons
11-Optical fibers- The Total internal reflection of light
12-Fusion test reactor (Tokamak)- Magnetic confinement of plasma
13-Photocell- Photoelectric effect
14-Giant Metrewave Radio Telescope (GMRT)- Detection of cosmic radio waves.
15-Lasers- Light amplification by stimulated emission of radiation.
16-Particle accelerators- Motion of charged particles in electromagnetic fields.
17-Non-reflecting coatings- Thin film optical interference
18-Sonar- Reflection of ultrasonic waves.
19-Aeroplane- Bernoulli’s principle in fluid dynamics.
20-Steam engine-Laws of thermodynamics
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