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Two changes +q and -q are attached to th...

Two changes +q and -q are attached to the two end of a light rod of length L, as shown in figure . The system is given a velocity v perpendicular to magnetic force on the system of charges and magnitude of force on one charges by the rod , are respectively .

A

zero, zero

B

zero, qvB

C

2qvB, 0

D

2qvB, qvB

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B
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AAKASH SERIES-MOVING CHARGES AND MAGNETISM-EXERCISE-IA
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  2. An electron is travelling along the x-direction. It encounters a magne...

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  3. Two changes +q and -q are attached to the two end of a light rod of le...

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  4. An uncharged particle is moving with a velocity of vecv in non - unifo...

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  5. When a positively charged particle enters a uniform magnetic field wit...

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  6. A charge moving with velocity V in X direction is subjected to a fiel...

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  7. An electron enters a region where magnetic field (B) and electric fiel...

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  8. A positively charged particle moving due east enters a region of unifo...

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  9. In a certain region of space electric field vecE and magnetic field ve...

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  10. A charged particle of charge q and mass m enters perpendiculalry in a ...

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  11. A particle having charge q moves with a velocity v through a region in...

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  12. A charged particle moves through a magnetic field in a direction perpe...

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  13. An electron moves in a circular orbit with a uniform speed v. it produ...

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  14. When a charged particle moving with velocity vec v is subjected to a m...

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  15. A beam of electrons passes undeflected through uniformly perpendicul...

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  16. In a mass spectrometer used for measuring the masses of ions, the ions...

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  17. Under the influence of a uniform magnetic field a charged particle is...

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  18. A particle having a mass of 10^(-2) kg carries a charge of 5xx10^(-8)C...

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  19. A particle moves in a region having a uniform magnetic field and a par...

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  20. A uniform electric field and unifrom magnetic field cting along the sa...

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