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The energy of a particle in the second EXCITED state of a harmonic oscillator potential is 3.7 eV. What is the classical angular frequency of oscillation of this particle? (1 eV = 1.60 × 10-19 J, h = 1.055 × 10-34 J · s, h = 6.626 × 10-34 J · s)
If the velocity must be 4.0 ft/s to prevent the silt from settling out (and eventually clogging the channel), determine the minimum slope needed.
A nearsighted person wears contacts with a focal length of - 6.0 cm. Part A If this person's far-point distance with her contacts is 8.5 m, what is her uncorrected far point distance?
Water flows at 12 m/s in a horizontal pipe by a pressure of 3.0X104N/m2. If the pipe widens to twice its original radius, what is the pressure in the wider section?
an airplane flying at a constant speed of 160 m/s pulls out of a dive in a circular arc. the 80 kg pilot presses down on his seat with a force of 3000 N, What is the radius of the arc
An equilateral triangle 10 m on a side has a 17 kg spheres whose enters are at each corner of the triangle. A spherical mass each has a radius of 0.5 m. if balls are released from rest, what speed will they have when they collide at the center of the..
Four point charges, each with Q = 8.8 µC, are arranged at the corners of a square of edge length 1.4 m. What is the electric potential at the center of the square
What is the frequency of the small axial oscillations that the electron will undergo if it is free along the z-axis near the origin.
Two long straight wires are parallel and 7.8 cm apart. Theyare to carry equal currents such that the magnetic field at a pointhalfway between them has magnitude 350 µT. How much current(in A) is needed?
Power lines have a limit on the maximum size of the electric field they produce. In most states a maximum of 4 kN/C at about 21 m from the wires is allowed. determine how much charge per unit length is on the wire
How do the results of the collision depend on the masses?
From the equation for the line of best fit given, what is the magnitude of the crankshaft's angular acceleration? Express your answer using two significant figures.
A leaping frog leaves the ground with a speed of 4 m/s heading straight upward. The frog's mass is 100 g (so its weight is 1 N). What is the maximum height reached by the frog through this leap? Look back at the formulas for gravitational potential e..
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