1.

A uniform electric field and a uniform magnetic field are acting along the same direction in a certain region. If an electron is projected in the region such that its velocity is pointed along the direction of fields, then the electron [AIPMT (S) 2011]

A. speed will decrease
B. speed will increase
C. will turn towards left of direction of motion
D. will turn towards right of direction a motion
Answer» B. speed will increase


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