problem 1:
Critically illustrate out the chief defects of spherical lenses. Find out the situation for the achromatism of two thin lenses when they are in contact.
problem 2:
Develop the condition for the longitudinal spherical aberration to be minimum in case of a pair of co-axial lens system separated by distance d.
problem 3:
Illustrate out the rate of growth and rate of the decay of sound in auditorium and originate the Sabine’s formula for the reverberation time.
problem 4:
Illustrate out the term absorption coefficient. Discuss the different factors affecting acoustics of the buildings and how these can be rectified.
problem 5:
Develop an expression for internal bending moment of beam in terms of radius of the curvature.
problem 6:
Critically discuss the depression of cantilever and develop the expression for young’s modulus of the beam fixed horizontally at one end and loaded at the other end.
problem 7:
Develop the schroedinger time independent and time dependent wave equations.
problem 8:
Demonstrate with appropriate sketch the experimental verification of matter waves by using Davission-Germer experiment.
problem 9:
Compute the De-Broglie wavelength of electron accelerated by potential difference of the 150 V.