How accurately can its position be measured

Reference no: EM13881720

1. The energy of a 2.00 keV electron is known to within ±3.00%. How accurately can its position be measured?

2. The work function of a material is 3.5 eV. If the material is the illuminated with monochromatic light (l = 300 nm), what are:

a) the stopping potential

b) the cutoff frequency

Reference no: EM13881720

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