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Longitudinal Wave
A wave is a disturbance of a medium that transports energy by the medium without enduringly transporting matter. Within a wave, particles of the medium are temporarily displaced and then it will return to their original position. There are a variety of ways to classify waves.
Emission spectrum of hidrogen is different from emission spectrum of sodium.Why? Ans) Because, in sodium atom there are already many other electrons present in the atom aother than
Q. Define: optic axis of a crystal. In a double refracting crystal there is a particular direction in which both the rays travel with same velocity. This direction is called a
Faraday's law (M. Faraday): The line integral of the electric field about a closed curve is proportional to the instant time rate of change of the magnetic flux by a surface l
Draw a picture of a moving source and the waves surrounding it according to what you observed in this experiment. How does the spacing of the wave-fronts in front of the source com
why sky is blue
What is artificial transmutation? Describe the experiment that led to the discovery of artificial transmutation? Why only high energy α - Particles were used in the discovery of a
what is the force of friction on a 5 kg box slides on a horizontal plane when its speed decreases 1.5ms-1 in a second?
Radio Waves: Radio waves are electromagnetic waves with large range of wavelength from a few millimetres to many meters.
How to obtain localized fringes
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