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Explain about the monochromaticity of laser.
Monochromaticity:
The light emitted through a laser is monochromatic, that is this is of one wavelength (colour). Although in case of ordinary light, several wavelengths of light are emitted. It is the properties of laser, which differentiate this from ordinary light.
Derive the mathematical expression for refractive index in terms of the angle of the prism and angle of minimum deviation.
DISPLACEMENT: The change in the position of a body from its starting position to its final position is known as displacement. It is denoted by d ?.
What two properties of electromagnetic waves are used to attach info to radio signals? a) By varying the amplitude of a radio wave, you can determine information. That is how A
define hyperbola please
Write down the expression for deviation produced by a thin prism also describe dispersive power.
A piston-cylinder device initially contains 0.8 m 3 of saturated water vapour (steam) at 250 kPa. At this state, the piston is resting on a set of stops and the mass of the piston
Centrifugal force with a ring Secure an iron ring about 6 cm in diameter and Join it to the cord on the drill. Observe the effects.
what is retardation
What is meant by the term 'modulation'? Define with the help of a block diagram, how the process of modulation is carried out in radio broadcasts.
De?ne reduction potential and oxidation potential. Reduction potential of a metal is the measure of tendency of a metallic electrode to gain electrons when it is in contact wit
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