An electron enters a region where electrostatic field is `20N//C` and magnetic field is `5T`. If electron passes undeflected thr

An electron enters a region where electrostatic field is `20N//C` and magnetic field is `5T`. If electron passes undeflected through the region, then velocity of electron will be
A. `0.25ms^(-1)`
B. `2ms^(-1)`
C. `4ms^(-1)`
D. `8ms^(-1)`

An electron enters a region where electrostatic field is `20N//C` and magnetic field is `5T`. If electron passes undeflected through the region, then

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