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A 52.0 kg object falls from a height of 2.9 m to the ground. If all the gravitational potential energy of this mass could be converted to visible light of wavelength 5.00 10-7 m, how many photons would be produced?
______ Photons
Unpolarized light passes through two Polaroid sheets. The transmission axis of the analyzer makes an angle of 21.9° with the axis of the polarizer. What fraction of the original light is absorbed by the analyzer
The box has a mass of 31.0 kg, and the coefficient of kinetic friction between the box and floor is 0.530. The acceleration of gravity is 9.81 m/s2. Illustrate what is the acceleration of the box?
A singly charged ion of mass m is accelerated from rest by a potential difference ?V. What is the ratio of the masses of the ions
Calculation of the ground state of one-dimensional harmonic oscillator using variational Monte Carlo method and How do you know the minimization is good enough?
A wire is 3.500 m long. After applying a force to one end of the wire, it is now 3.504 m long. Calculate the tensile strain in the wire
You want to create a spherical mirror with a focal length of +15.0 cm. Will the mirror be concave or convex
During 0.27 s, a wheel rotates through an angle of 2.20 rad as a point on the periphery of the wheel moves with a constant speed of 2.69 m/s
A right circular cylinder has radius of 1cm and contains Hg ( d= 13.596 kg/l), Determine length of mercury column and length of water column
What is current temperature and peak wavelength What is the proper description of their situation
A 50.0 g sample of carbon taken from the femur bone of a skeleton is found to havea carbon -14 decay rate of 410 decays/min
An ice sheet with area 10:0 m x 10:0 m and uniform thickness of 1.20 m floats in the Arctic Ocean. Assume that the density of ice is 917 kg/m3, Find the buoyant force acting on the ice sheet
A mass M = 25.0 kg is suspended by a massless string from the ceiling of a van which is moving with constant acceleration a, what is the acceleration a of the van
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