Magnetic Effects Of Current Question 264

Question: A proton is moving along Z-axis in a magnetic field. The magnetic field is along X-axis. The proton will experience a force along

Options:

A) X-axis

B) Y-axis

C) Z-axis

D) Negative Z-axis

Show Answer

Answer:

Correct Answer: B

Solution:

This is according to the cross product $ \overrightarrow{F}=q(\overrightarrow{v}\times \overrightarrow{B}) $ otherwise can be evaluated by the left-hand rule of Fleming.