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A particle of mass m, charge Q and kinetic enery T enters a transverse uniform magnetic field of induction B⃗. After 3 seconds, the kinetic energy of the particle will be:
Options
(a) 3T
(b) 2T
(c) T
(d) 4T
Correct Answer:
T
Explanation:
When a charged particle enters a transverse magnetic field it traverse a circular path. Its kinetic energy remains constant.
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Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A cord is wound round the circumference of wheel of radius
- A nucleus ᵐₙ X emits one α- particle and two β- particles. The resulting nucleus is
- The decay constant of a radio isotope is λ. If A₁ and A₂ are its activities at time
- A body rolls down a stair case of 5 steps. Each step has height 0.1 m and width 0.1m
- When germanium is doped with phosphorus what type of semiconductor is produced?
Topics: Magnetic Effects of Current and Magnetism (167)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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