If uncertainity in position and momentum are equal, the uncertainty in velocity is:

(A) h/2π

(B) 12mh/π

(C) h/π

(D) None

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Heisenberg Uncertainity Principle

(B) x.mV = h/4π  or (mV)2 = h/4π

mV=h/4π or V = h/4πm2 = 1/2mh/π

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