Finding the minimum possible thickness of the film
A thin film of oil having n = 1.54 is spread over the puddle of water having n = 1.33. In an area where the film appears red from directly above of 632 nm, determine the minimum possible thickness of the film?
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Light from the helium-neon laser (630 nm) is incident on the pair of slits. In the interference pattern on a screen 1.5 m from the slits, the bright fringes are separated by 1.40 cm. Determine the slit separation? [Hint: Is the small angle approxi
Height above ground of the toy rocket launched upward from top of the building is provided by. Determine the maximum height attained by rocket.
A researcher is interested in determining the noise levels in decibels at area urban hospitals. She wants to be 90% confident that her estimate is correct.
A camera lens of n = 1.80 is coated by a thin film of magnesium fluoride of n = 1.70 of thickness 90.0 nm. At what wavelength in the visible spectrum is most strongly transmitted via the film?
Assume the graph of y = [x] is shifted left 4 units, reflected through x-axis, then reflected through y-axis, then shifted up 1 unit. Determine the equation for the new graph?
A transparent film having n = 1.4 is deposited on a glass lens of n = 2.5 to form a non-reflective coating. Find out the minimum thickness which would minimize the reflection of light having wavelength 420.0 nm in air?
When the blue light has wavelength 0.39 µm and the red light has wavelength 0.80 µm, determine the width of the central maximum if red light is employed?
The number of hits to the web site follows a poisson process. Hits take place at the rate of 1.6 per minute between 7:00pm and 9:00pm. Given below are three scenarios for number of hits to be web site. Calculate the probability of each scenario be
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