A he-ne laser produces light of wavelength 633 nm with
A He-Ne laser produces light of wavelength 633 nm with intensity 1.02 103 W/m2, over a beam of cross-sectional area 0.940 mm2. How many photons per second are emitted by the laser?
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problem meter stick pendulumconsider pendulum formed from a meter stick pinned at the end the center of mass com is at
can you have angular velocity if an object does not move linearly explaincan you have angular velocity if an object is
one type of slingshot can be made from a length of rope and a leather pocket for holding the stone the stone can be
a human skin is most sensitive to ultraviolet light of approximate wavelength 300 nm i know the energy of the light is
a he-ne laser produces light of wavelength 633 nm with intensity 102 103 wm2 over a beam of cross-sectional area 0940
to expose photographic film a minimum energy of 10 ev must be absorbed from a photon by a silver bromide molecule on
blue light of frequency 65 1014 hz falls on the surface of potassium which has a work function of 226 ev find the
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Because you are certifying or hoping to certify in a content area that includes the Science of Teaching Reading standards, you must provide evidence
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