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Explain interference of light? Write two essential conditions for sustained interference pattern to be produced on the screen.
Illustrate a graph showing the variation of intensity versus the position on the screen in Young's experiment when (a) both the slits are opened and (b) one of the slits is closed.
What is the effect on the interference pattern in Young's double slit experiment when:
(i) Screen is moved closer to the plane of slits?
(ii) Separation among two slits is enhanced. Explain your answer in each case.
A rectangular surface (0.14 m x 0.39 m) is oriented in a uniform electric field of 440 N/C. What is the maximum possible electric flux through the surface?
Q. If a single force acts on an object, the object accelerates. yse it is definately true. Newton's second law.
Is the common end is important? Even though manufacturers place extra attention on fibers and illuminators the common end is a very important piece for the correct operation of
Put a nail in the lower end of a candle. The nail should be just the right weight to make the candle float with its top a little above the surface of the water. Float the candle an
During light activity, a 70-kg person may generate 200 kcal /h. Assuming that 20% of this goes into useful work and the other80% is converted to heat, calculate the temperature ris
Examples of like and unlike parallel forces?
2. Surface Crystallography and Epitaxy Fe thin films are grown on a single-crystal Al (100) substrate surface. The films grow with no dislocations (if they are thin enough) which
contact ball whit wall box
A closed magnetic circuit of cast steel have a 6cm long path of cross-sectional area 1 cm 2 and a 2 cm path of cross-sectional area 0.5cm 2 . A coil of 200 turns is wound arou
Give the graphical representation of the end on view of plane polarized light and unpolarized light.
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