Problem: In a scanning electron microscope (SEM), electrons are accelerated to great velocities. Calculate the wavelength of an electron traveling with a velocity of 1.7 x 104 meters per second. The mass of an electron is 9.1 x 10-28 g? a) 4.3 x 10 -11 m b) 4.3 x 10 -8 m c) 1.8 x 10 4 m d) 2.3 x 10 -35 m e) 2 x 10 -33 m

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In a scanning electron microscope (SEM), electrons are accelerated to great velocities. Calculate the wavelength of an electron traveling with a velocity of 1.7 x 104 meters per second. The mass of an electron is 9.1 x 10-28 g?

a) 4.3 x 10 -11 m

b) 4.3 x 10 -8 m

c) 1.8 x 10 4 m

d) 2.3 x 10 -35 m

e) 2 x 10 -33 m

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