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Q. Define: grating element.
The combined width of a slit as well as a ruling in a plane diffraction grating is called as a grating element.
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
Explain power of a lens. What is the principle of an optical fibre? What is a thin prism? Describe angular dispersion between two colours for a prism.
UNIFORM ACCELERATION: If velocity of a body alters by equal amounts in equivalent intervals of time, then the body is said to have uniform acceleration. OR If average a
help by post offoce box explan rasistance of a wire
A 0.040-kg bullet is fired into a 3.50-kg block of wood, which was initially at rest. The bullet remains embedded within the block of wood after the collision. The bullet
Gauss' law for magnetic fields (K.F. Gauss) The magnetic flux by a closed surface is zero; no magnetic charges present; in differential form, div B = 0.
Wien's displacement law constant, b It is the constant of the Wien displacement law. It contains the value 2.897 756 x 10 -3 m K.
Explain Spring Force (Fspring) Force exerted by a compressed or stretched spring upon any object that attached to it. An object that compresses or stretches a spring is always
Absorbance spectrophotometer: A schematic diagram of a simple instrument that is used to measure the absorption of visible light is shown in Figure below. When studyin
A mixture of methanol and water is to be separated in a new separation unit and you are required to provide a report detailing the design and costing of a distillation column with
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