Antireflection films and interference filters, Q. What are antireflection f...

Q. What are antireflection films and interference filters?   Ans.   Anti reflecting Films: When a beam of light travels normally from a medium of refractive index µ2 to a me

What do you mean by dispersion of light, What do you mean by dispersion of ...

What do you mean by dispersion of light? What is deviation given by a thin prism of angle 80 and refractive index is 1.5? For what angle of incidence, Snell's law is not working

Visual photometry and solid angle, VISUAL PHOTOMETRY: The branch of scien...

VISUAL PHOTOMETRY: The branch of science which deals with measurement of brightness or luminous intensities of light emitted by different sources using certain standards and tech

Refractive index, determination of refractive index

determination of refractive index

Lead acid batteries, Lead acid batteries: Lead acid cells have a nomina...

Lead acid batteries: Lead acid cells have a nominal voltage of 2 Volts, therefore a typical 24V aircraft battery would consist of 12 cells connected in series. The active mater

Define the procedure to determine flaw by transducer, Define the procedure ...

Define the procedure to determine flaw by transducer. Procedure to find flaw: Cross section of typical contact transducer Ultrasonic flaw detection is fundamentally

LASER, What is LASER? describe the construction and working of He-Ne Laser ...

What is LASER? describe the construction and working of He-Ne Laser with suitable diagram

Forces and nature,

What are nuclear forces, Q. What are nuclear forces? The force which c...

Q. What are nuclear forces? The force which conquers the electrostatic repulsion between positively charged protons and binds the protons and neutrons inside the nucleus is ca

Are fibers safe, Are fibers safe? Fiber optics are passive components, ...

Are fibers safe? Fiber optics are passive components, hence do not use power to generate light, like the case with lamps. When light conductors only carry light from one point