JEE Mains · Physics · STD 12 - Moving charges and magnetism
- JEE Mains 2023
- Medium
- MCQ
An electron is allowed to move with constant velocity along the axis of current carrying straight solenoid. \(A.\) The electron will experience magnetic force along the axis of the solenoid. \(B.\) The electron will not experience magnetic force. \(C.\) The electron will continue to move along the axis of the solenoid. \(D.\) The electron will be accelerated along the axis of the solenoid. \(E.\) The electron will follow parabolic path-inside the solenoid. Choose the correct answer from the options given below:
Pick an option to check your answer.
Answer & Solution
Correct Answer
(B) \(B\) and \(C\) only
Step-by-step Solution
Detailed explanation
\(\overrightarrow{ F }= q (\overrightarrow{ v } \times \overrightarrow{ B })\) as angle between \(\overrightarrow{ v }\) and \(\overrightarrow{ B }\) is \(0^{\circ}\)
\(\overrightarrow{ F }=0\)
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