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brewsters law
Determine the angle of incidence for a ray of light to have minimum deviation of 39040' in equilateral prism.
Cathode rays are : (1)Protons (2)Electrons (3)Neutrons (4)alfa -particles Ans; (2)Electrons
just after cutting of spring will extension becomes zero or not
ACSR (Aluminium Conductor Steel Reinforced): Owing to the low tensile strength of aluminium, aluminium conductors produce greater sag which prohibits their use for longer spans
According to Eisenstein's quantum theory light propagates in the bundles of power, every packet being called as photon and possessing energy.
The frequency of a wave is 50 Hertz and its wavelength is 25 meters. What is the velocity of this wave? Ans: The velocity of given wave is 1250 meters/second.
Light with a wavelength of 454.5 nm passes by two slits that are 95.2 cm from a screen. The distance among the centers of the central band and the first-order band is 15.2 mm.
Q. On what factors does the amount of optical rotation depend? The amount of optical rotation relay on (a) Thickness of crystal (b) Density of the crystal or else concent
How is laser in heat treatment use as nuclear fusion? Nuclear fusion A few of the world's most powerful and complicated arrangements of multiple lasers and optical amplifier
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