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A boat has green light of wavelength l = 500 nm on the mast. What wavelength would be measured and what colour would be observed for this light as seen by a diver submerged in water by the side of the boat? Given nw = 4/3.
(A) Green of wavelength 500 nm
(B) Blue of wavelength 376 nm
(C) Green of wavelength 376 nm
(D) Red of wavelength 665 nm
Discover the electric energy density among the plates of a 225-?F parallel-plate capacitor. The potential difference among the plates is 345V , and the plate separation is 0.294mm .
The model airplane is flying at a speed of 23 m/s on a horizontal circle of radius 17 m. The mass of the plane is 0.96 kg. The person holding the guideline pulls it in until the radius becomes 8.0 m. The plane speeds up and tension in the guidelin..
Imagine a landing craft approaching the surface of Callisto, one of Jupiter's moons. What is the weight of the landing craft in the vicinity of Callisto's surface
A charge of q = +7.07 μC is placed in an electric field. Obtain the magnitude of the force on the charge
Suppose a spherical planet of radius R and an average density 5.0 x 103 kg/m3; this is approximately the average density of earth. Evaluate what is the radius of the planet
Discover the net force acting on a +2.5C charge placed at the origin from 3 equal charges of -1.25C placed at the positions(.25m,.25m)(0m,.25m),(-.25m,.25m).
At a construction site workers need to know height of some scaffolding. Assuming acceleration due to gravity is 9.8 m/s^2 what is the height of the scaffolding
A spherical conducting shell has 12 microcoulombs of positive charge on it. The radii of the shell are r(inner)=12 cm and r(outer)=2r(inner). A particle of -4 microcoulombs is placed at the center of the shell. Provide a sketch of the electric fie..
A curve in a highway has radius of curvature 120 m and is banked at 2.8°. what is the safest speed to go around the curve
A standing wave of the third overtone is induced in a stopped pipe 1.2 m long. The speed of sound is 340 m/s. What is the frequency of sound produced in the pipe
A conductor bar ab of length 0.6 m is moving on two conductin grails with a speed v = 3.6 m/s perpendicular to a uniform magneticfield of B=0.35 T.
Light of wavelength 630nm falls on a slit that is 3.60 x10-3 mm wide. How far the first bright diffraction fringe is from the strong central maximum if the screen is 12.0m away
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