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A hydrogen ion moving with a velocity of...

A hydrogen ion moving with a velocity of `10^(4)m//s` enters in magentic field `10^(-4)T` perpendicularly, then its radius of circular path is

A

10.1 m

B

1.04 m

C

101 m

D

0.101 m

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The correct Answer is:
B
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MOTION-MAGNETISM -1-Exercise - 3 SECTION -A
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  6. 1m long wire is folded in form of a circular coil and 100 mA electric ...

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  7. The factor(s) affecting the curvature of the trajectory of an electron...

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  8. What can not we associate from moving electrons

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  9. An electron moving in a circular orbit of radius makes n rotations per...

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  10. A wire carrying current I has the shape as shown in the adjoining ...

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  11. A rectangular coil of length 0.12 m and width 0.1 m having 50 turns...

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  12. A proton and an alpha particle both enters a region of uniform magneti...

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  13. For toroid of mean radius 20 cm, turns = 240 and a current of 2A. What...

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  14. Two long parallel current carrying conductors 30 cm apart having curre...

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  16. Two parallel current carrying wires separated by distance 10 cm attrac...

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  17. A sqaure loop ABCD, carrying a current I(2) is placed near and coplan...

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  18. A long straight wire of radius a carries a steady current I. The curre...

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  19. A 250-turns recantagular coil of length 2.1 cm and width 1.25 cm ca...

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