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A proton and an alpha particle both ente...

A proton and an alpha particle both enters a region of uniform magnetic field B, moving at right angles to the field B. If the radius of circular orbits for both the particles is equal and the kinetic energy acquired by proton is `1 MeV`, the energy acquired by the alpha particles will be :

A

1 Me V

B

4 Me V

C

0.5 Me V

D

1.5 Me V

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The correct Answer is:
B
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MOTION-MAGNETISM -1-Exercise - 3 SECTION -A
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  5. Two identical long conducting wires AOB and Cod are placed at right an...

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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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  15. A hydrogen ion moving with a velocity of 10^(4)m//s enters in magentic...

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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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