2. HeNe LASER: ENERGY IN ELECTROMAGNETIC WAVES: (problem 24-32): PART A: Assume the helium-neon lasers commonly...
The helium-neon lasers most commonly used in student physics laboratories have average power outputs of 0.250 mW. (a) If such a laser beam is projected onto a circular spot 3.96 mm in diameter, what is its intensity? W/m2 (b) Find the peak electric field strength. V/m (c) Find the peak magnetic field strength.
The helium-neon lasers most commonly used in student physics laboratories have average power outputs of 0.250 mw. (a) If such a laser beam is projected onto a circular spot 4.62 mm in diameter, what is its intensity? W/m2 (b) Find the peak electric field strength V/m (c) Find the peak magnetic field strength. Additional Materials
The helium-neon lasers most commonly used in student physics laboratories have average power outputs of 0.250 mW. If such a laser beam is projected onto a circular spot 8.754 mm in diameter, what is its intensity?
The helium-neon lasers most commonly used in student physics laboratories have average power outputs of 0.250 mW. If such a laser beam is projected onto a circular spot 2.617 mm in diameter, what is its intensity?
Assume the hellum-neon lasers commonly used in student physios laboratories have power outputs of 0.250 mW (a) If such a laser beam is projected onto a circular spot 3.10 mm in diameter what is its intensity (in watts per meter squared)? 33.123 W/m2 (b) Find the peak magnetic field strength (in teslas). T (c) Find the peak electric field strength (in volts per meter), V/m
Week 12.) 1.) Assume the helium-neon lasers commonly used in student physics laboratories have power outputs of 0.250 mW. Find the peak magnetic field strength. 2.) An LC circuit with a 5.00-pF capacitor oscillates in such a manner as to radiate at a wavelength of 3.30 m. What inductance is in series with the capacitor? Record your answer in milliHenries. 6.13x10^11 for 2 is incorrect as well as 6.13x10^-7
2. (a) A Helium-Neon "HeNe") laser has a wavelength of 632.8 nm. Work out the energy of a single photon from this laser, in Joules. b) Calculate that energy in electron Volts. (c) I shine a 10 mW HeNe laser beam on a piece of paper. The spot on the paper has an area of 3 mm2, and I leave the laser on for 10 seconds. How much energy has hit the paper, in Joules? How many photons have hit...
A helium-neon laser of the type often found in physics laboratories has a beam power of 4.00 mW at a wavelength of 633 nm. The beam is focused by a lens to a circular spot whose effective diameter may be taken to be equal to 2.00 wavelengths. A). Calculate the intensity of the focused beam. B). Calculate the radiation pressure exerted on a tiny perfectly absorbing sphere whose diameter is that of the focal spot. C). Calculate the force exerted...
A helium-neon laser emits a 2.0-mm-diameter laser beam with a power of 2.0 mW . Part A What is the amplitude of the electric field of the light wave? Express your answer with the appropriate units. Part B What is the amplitude of the magnetic field of the light wave? Express your answer with the appropriate units.
Please help me out with these questions Problem 2 Part A Maxwell's equations can be used to show that electromagnetic waves can propagate through space. (a) Describe the key aspects of an electromagnetic wave. Your description should mention the electric and magnetic fields, direction of propagation, and speed. A diagram would be useful in explaining these concepts (b) At some point in space, a sinusoidal electromagnetic wave has an intensity of 2.5 Wm-2 Calculate the amplitudes of the electric field...