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A crown glass prism has refractive indices 1.575 and 1.585 for blue and red colours. Determine its dispersive power.
What are the basic conditions for a pair of thin prisms to produce dispersion without deviation?
define like and unlike parallel forces
The Broken Pencil-Ray Optics A general classroom demonstration includes placing a pencil (or similar object) within an upright position within a round glass of water. The penci
Explain about the dispersion in optical fibres. Dispersion in optical fibres: Into optical fibers, temporal distribution of optical pulses because of dispersion will lead to
1. Explain the basic features of electricity at a fundamental level? ( Describe the nature of electricity) 2. What part of a cable are conductors and insulators? (Recogini
GYROSCOPES: PRINCIPLES Gyroscopes are rotating masses (usually cylindrical in form) which are deliberately employed because of the particular properties which they demonst
What do you mean by Doppler effect? Derive a mathematical expression for the apparent frequency of a note, when source of sound and observer are approaching each other.
experiments on how sound waves travel faster in iron
Ripple tank The concept of reflection and refraction of light waves can be understood by the study of reflection and refraction of waves on water. The water waves travel
The humidity of air can be determined by use of two different thermometers; a 'dry bulb' thermometer and a 'wet bulb' thermometer. With reference to a suitable text book, explain
Explain the Vector Addition of Velocity Of course the velocity is relative to how you indicate the position d. If you are moving in water that is itself moving, then your full
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