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Question: Suppose you are observing a light wave traveling down a thin transparent fiber. Let A = 5V/m; let λ = 10 μm. What would be the electric field in the fiber at x = 2.5 μm? At x = 5 μm? At x = 7.5 μm?
Two adjacent natural frequencies of an organ pipe are found to be 750 Hz and 825 Hz. Calculate the fundamental frequency and length of this pipe
A charge 5.05nC is placed at the origin of an xy-coordinate system, and a charge -1.99nC is placed on the positive x-axis at x = 3.96cm. A third particle, of charge 5.96nC is now placed at the point x = 3.96 cm, y = 3.04cm.
How many types of electric charges are there?
A lead block is suspended from the underside of a 0.2 kg block ofwood of density of 662 kg/m3. what is the mass of the lead block
Suppose the temperature of 4.72 L of ideal gas drops from 351 K to 275 K. (a) If the volume remains constant and the initial pressure is atmospheric pressure, Find the number of moles of gas
A load of steel of mass 6000 kg rest on a flat bet truck. It is held in place by metal brackets which can exert a maximum horizontal force of 8000 N. When the truck is traveling 20 m/s, what is the minimum stopping distance if the load is not to s..
A student sits on a rotating stool holding two 2.0-kg objects. When his arms are extended horizontally, Find the new angular speed of the student
Two tiny conducting spheres are identical and carry charges of -29.7C and +46.6C. They are separated by a distance of 3.61 cm. what is the magnitude of the force that each sphere experiences?
Objects with masses of 110 kilogram and a 410 kilogram are separated by 0.390 meter. Obtain the net gravitational force exerted by these objects on a 38.0 kg object placed midway between them
Determine the rates of radiation heat transfer between this person and the surrounding surfaces in both summer and winter if the exposed surface area, emissivity, and the average outer surface temperature of the person are 1.6 m2, 0.95, and 32°C, ..
Two identical guitar strings are stretched with the same tension between supports that are not the same distance apart. The fundamental frequency of the higher-pitched string is 440Hz, and the speed of transverse waves in both wires is 150 m/s. How m..
A circular lake 1.0 km in diameter is 10 m deep (see the figure (Figure 1). Solar energy is incident on the lake at an average rate of 200 W/m2. If the lake absorbs all this energy and does not exchange heat with its surroundings, how long will it ta..
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