An estimate is defined as the process of calculating the probable quantities and costs of various items required in connection with work.
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Underground power stations are in danger of falling rocks and snow avalanches. It is a valley from the site for a hydro power plant.
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The dams which are constructed of earthen materials such as gravel, sand, silt and clay are called earthen dams
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The materials which exhibit this property of superconductivity are known as Superconductors.
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Maxwell’s equations explain the unique co-occurrence of the electric field and the magnetic field.
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Diffraction can be defined as bending of light when it passes around the edge of an object.
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Interference of waves occurs when two or more waves overlap at a given point.
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Compton discovered the most important confirmation about the particle aspect of radiation.
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The effect of magnetic field on the atomic spectral lines is known as Zeeman Effect.