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An electron has mass 9.1×10⁻²⁸g and is moving with a velocity of 10⁵cm/sec. Calculate its wavelength when h=6.626×10⁻²⁷erg−sec.
A. λ=7.28×10⁻⁶cm B. λ=7.28×10⁻⁵cm C. λ=3.64×10⁻⁵cm D. λ=3.64×10⁻⁶cm
Sagot :
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