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A beam of light of wavelength λ = 5000Å falling normally on a plane diffraction grating. The 1st order spectrum is derived in a direction making an angle θ1 with the normal (Sin θ1 = 0.25). Determine grating element and the angle θ2 for 2nd order spectrum.
Q Define threshold frequency? The minimum frequency of incident radiation lower which the photoelectric emission isn't possible completely but high the intensity of incident r
what is space charge and diffusin capacitance.
what are the structure of the seeds
the conical pendulum explzin in detail?
In a Newton's ring experiment the diameter of n th ring is 0.46 cm it got shrink to a diameter of 0.40 cm when a liquid is given between the plane glass plate and Plano convex len
electric field
Arrive at the mathematical expression for dispersive power of the material of a prism in terms of angle of deviation. Determine the critical angle for the material of refractiv
A thin convex lens of focal length 0.1m and a thin concave lens of focal length 0.1m are placed co-axially in contact. What is the total power of the combination?
Universal age paradox Two most straightforward methods of computing the age of the Universe through redshift measurements, and stellar evolution yield incompatible results. Re
In general the total energy of a harmonic oscillator having of two parts, potential energy (P.E) and kinetic energy (K.E.), the former being because of its displacement from the m
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