Solve this Q A proton moving with speed u along the positive x-axis enters at - Physics - Moving Charges and Magnetism

Question

Solve this Q A p r o t o n m o v i n g w i t h s p e e d u a l o n g t h e p o s i t i v e x - a x i s e n t e r s a t y = 0 i n r e g i o n o f u n i f o r m m a g n e t i c f i e l d = B → = - B 0 k ^ T h e p r o t o n e x i t s f r o m t h e r e g i o n a f t e r s o m e t i m e w i t h t h e s p e e d v a t c o - o r d i n a t e y , t h e n (1) v > u, y < 0 (2) v < u, y > 0 (3) v = u, y > 0 (4) v = u, y < 0

Decoder_2 · Accepted Answer

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