A positively charged particle moving along x-axis with a certain velocity enters a uniform electric field directed along positive y-axis. Its [AMU (Engg.) 2001]

Horizontal velocity changes but vertical velocity remains constant

Vertical velocity changes but horizontal velocity remains constant

Both vertical and horizontal velocities change

Neither vertical nor horizontal velocity changes

A positively charged particle moving along x-axis with a certain veloc

1.	A positively charged particle moving along x-axis with a certain velocity enters a uniform electric field directed along positive y-axis. Its [AMU (Engg.) 2001]
A.	Vertical velocity changes but horizontal velocity remains constant
B.	Horizontal velocity changes but vertical velocity remains constant
C.	Both vertical and horizontal velocities change
D.	Neither vertical nor horizontal velocity changes
Answer» B. Horizontal velocity changes but vertical velocity remains constant