1.the electrons which are initially at rest are accelerated through a potential difference of 125V.calculate the de Broglie wavelength.
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1.the electrons which are initially at rest are accelerated through a potential difference of 125V.calculate the de Broglie wavelength.
2.two long parallel wires carrying currents i1 and i2 in opposite directions. what are the magnitude and direction of the net magnetic field at point P ? ASSUME THE FOLLOWING VALUES i1=15A,i2=32A, and d=5.3cm.
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