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Standard XII

Physics

Circular Kinematics

An electron m...

Question

An electron moving with a speed u along the positive x-axis at y=0 enters a region of uniform magnetic field $B = B_{0} K$ which exists to the right of y-axis.The electron exits from the region after some time with the speed v at ordinate y, then

v > u , y < 0

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v=u , y > 0

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v > u , y > 0

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v=u , y < 0

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Solution

The correct option is D v=u , y < 0
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An electron moving with a speed u along the positive x-axis at y=0 enters a region of uniform magnetic field B=B0K which exists to the right of y-axis.The electron exits from the region after some time with the speed v at ordinate y, then

The correct option is D v=u , y < 0undefined

An electron moving with a speed u along the positive x-axis at y=0 enters a region of uniform magnetic field $B = B_{0} K$ which exists to the right of y-axis.The electron exits from the region after some time with the speed v at ordinate y, then

The correct option is D v=u , y < 0
undefined