In a crossed field, the magnetic field induction is 2.0T and electric field intensity is 20 \times 10^{3}v\text{/}m. At which velocity the electron will travel in a straight line without the effect of electric and magnetic fields?

Correct Answer is : 10×10ms−1

AP EAMCET Engineering 2015 Code A Paper

Section: Physics

Question : 111 of 160

Marks: +1, -0

In a crossed field, the magnetic field induction is 2.0T and electric field intensity is 20×103v/m. At which velocity the electron will travel in a straight line without the effect of electric and magnetic fields?

20
1.6
×103ms−1
10×10ms−1
20×103ms‌−1
40×103ms−1

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