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A rod extending between x=0 and x=14.0 cm has uniform cross-sectional area A=9.00 cm^2. Its density increases between its ends from 2.7 g/cm^3 to 19.3 g/cm^3. Identify the constants B and C required in the expression D=B+Cx to discribe var density.
suppose a photon is equally likely to be found anywhere in an interval of 18.6 cm along the x-axis. what is the minimum
A projectile fired from a gun has initial horizontal and vertical components of velocity equal to 30 m/s and 40 m/s, respectively. At what angle is the projectile fired
An object has a kinetic energy of 275 J and a momentum of magnitude 25.0 kg * m/s. Find the speed and mass of the object
An atomic nucleus at rest decays radioactively into an alpha particle and a smaller nucleus. What will be the speed of this recoiling nucleus
A nuclear power plant operates at 75 % of its maximum theoretical (Carnot) efficiency between temperatures of 650 C and 310 C. how much exhaust heat is discharged per hour
a string of length 1.2m vibrates in 7 loops at a frequency of 70hz. show worka. what is the wavelength?b. at what
A stone is dropped from a cliff; 2.47 s later another stone is thrown downward with an initial speed of 35 m/s. Find the height of the cliff
A tuning fork vibrating at 515 Hz falls from rest and accelerates at 9.80 m/s2. How far below the point of release is the tuning fork when waves with a frequency of 484 Hz reach the release point? Take the speed of sound in air to be 340 m/s.
The electric field between the plates of a paper-separated (K=3.75) capacitor is 8.23×104V/m . The plates are 1.90mm apart, Determine the area of each plate
In a circus performance, a monkey on a sled is given an initial speed of 4.6 m/s up a 23? incline. How far up the incline does the sled move
Draw a picture of a polarized and unpolarized E-field (go ahead and just do it at one point in space using an arrow(s)). Polarized means that the E-field oscillates perpendicularly at a fixed orientation relative to the direction of propagation.
A piece of rock weighs 301 N in air and has an apparent weight of 202 N when suspended under water. What are the volume and density of the rock
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