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A radiation with frequency 8.5×10^14Hz
the wavelength of ultraviolet radiation is 400nm. if the speed of light in air is exactly 3*10^8m/s, then the frequency of the
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asked by
poppy👌🤔
459 views
A radiation with frequency 8.5×10^14Hz is incident on a metal emitting photo electrons. Taking Planck's constant, determine the
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asked by
Jemie
491 views
which has the longer wavelength, red light of frequency 4.3x10^14Hz or blue light of frequency 6.4 x 10^14 Hz.show your
1 answer
46 views
A string under tension produces a note of frequency 14Hz. Determine the frequency when the tension is quadrupled????
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asked by
POPPY
826 views
The energy of a mole of photons with frequency 6.00x10^14Hz is what in kJ?
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asked by
Marie
447 views
what would the speed of an observer be if a red(4.688x10^14Hz) traffic light appeared green(5.555x10^14Hz) to the observer?
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asked by
seema
899 views
what would the speed of an observer be if a red(4.688x10^14Hz) traffic light appeared green(5.555x10^14Hz) to the observer?
a)
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asked by
seema
544 views
what would the speed of an observer be if a red(4.688x10^14Hz) traffic light appeared green(5.555x10^14Hz) to the observer?
a)
1 answer
asked by
seema
2,617 views
Excited lithium atoms emit radiation at 670.8nm.
a. calculate the frequency of this radiation. b. calculate the energy (in eV) of
1 answer
asked by
Maria
680 views
Excited lithium atoms emit radiation at 670.8nm.
a. calculate the frequency of this radiation. b. calculate the energy (in eV) of
1 answer
asked by
Maria
530 views