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Answer should be in meters. Calculate the wavelength of:a proton (1.70×10-27 kg) moving at a speed of 5.81×106 m/s (13000000 miles per hour).a bullet (1.90×10-3 kg) moving at a speed of 313 m/s (700 miles per hour).

Question

 Answer should be in meters. Calculate the wavelength of:

a proton (1.70×10-27 kg) moving at a speed of 5.81×106 m/s (13000000 miles per hour).
a bullet (1.90×10-3 kg) moving at a speed of 313 m/s (700 miles per hour).
check_circleAnswer
Step 1

Using De-Broglie wavelength formula, the wavelength is calculated.

h
mv
where,
^-wavelength
h-planck constant (6.62607004x1034 m2kg/s
m - mass in kg
v - velocity (speed) of particle
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Image Transcriptionclose

h mv where, ^-wavelength h-planck constant (6.62607004x1034 m2kg/s m - mass in kg v - velocity (speed) of particle

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Step 2

The wavelength of proton from the ...

6.62607004x1034 m2.kg.s-1
(1.70 102kg5.81x106m/s
h
photon
'photon 'photon
=0.671x10-13
m.
help_outline

Image Transcriptionclose

6.62607004x1034 m2.kg.s-1 (1.70 102kg5.81x106m/s h photon 'photon 'photon =0.671x10-13 m.

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