Calculate the de Broglie wavelength of the following items. me 9.11 x 10-31 kg mp+= 1.67 x 10-27 kg melephant 10 tonnes a. an electron travelling at 15 km s-¹? b. an electron with a kinetic energy of 1 eV? c. a proton travelling at 15 km s-¹? d. a proton with a kinetic energy of 1 eV?

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Calculate the de Broglie wavelength of the following items.
m₂ = 9.11 x 10-3¹ kg
mp+ = 1.67 x 10-27 kg
melephant = 10 tonnes
a. an electron travelling at 15 km s-¹?
b. an electron with a kinetic energy of 1 eV?
c. a proton travelling at 15 km s-¹?
d. a proton with a kinetic energy of 1 eV?
Transcribed Image Text:Calculate the de Broglie wavelength of the following items. m₂ = 9.11 x 10-3¹ kg mp+ = 1.67 x 10-27 kg melephant = 10 tonnes a. an electron travelling at 15 km s-¹? b. an electron with a kinetic energy of 1 eV? c. a proton travelling at 15 km s-¹? d. a proton with a kinetic energy of 1 eV?
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