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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 as optic axis.
The refractive index is similar for both rays and there is no double refraction along this direction.
Is stone take longer for the downward motion than for the upward motion Consider a stone thrown vertically upward. if we take friction against air into account, we see that the
Who manufactures optical ports? All system integrator generate a particular type of optical port to attach to their choice of illuminator.
A plane e-m wave propagates horizontally from east to west. If the magnetic field related with the wave, at a point in its path, is towards north, what is the direction of related
Cosmological redshift An effect where light emitted through a distant source seems redshifted due to the expansion of spacetime itself.
what condition is necessary for heat transfer occur
a yellow lamp emits light with a wavelength of 6.00E-7 meters. Calculate the frequency of the yellow light.
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Define the Magnets Magnets work according to rules similar to electric charges. All magnets have two poles, north (actually north-seeking) and south poles. Like poles repel and
your dog is running around the grass in your backyard.he undergoes successive displacement 3.50 m. on south,8.20 m northeast, and 15.0 m west.what is the resultant displacement?
A conductor moves with a velocity of 20m/s at an angle of (a) 90 ? (b) 45 ? (c) 30 ? , to a magnetic field produced among two square-faced poles of side length 2.5cm. If the
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