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One femtometre is equivalent to...

One femtometre is equivalent to

A

`10^(15)`m

B

`10^(-15)`m

C

`10^(-12)`m

D

`10^(12)`m

Text Solution

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The correct Answer is:
B
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FULL MARKS-ATOMIC AND NUCLEAR PHYSICS-Additional question (Multiple Choice Question)
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  2. If an alpha- particle collides head on with a nucleus, what is impact ...

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  3. One femtometre is equivalent to

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  4. Wavelength of K(a) line of X-ray spectra varies with atomic number as

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  5. The shortest wavelength of X-rays, emiited from a X-ray tube, depend u...

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  6. During X-ray formation, if voltage is increased

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  7. What would be the radius of second orbit of He^(+) ions?

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  8. The minimum wavelength of the X -rays produced by electrons accelerate...

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  9. Which source is associated with a line emission spectrum?

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  10. Which one of the relation is correct between time period and number of...

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  11. The size of atom is proportional to

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  12. If an electron jumps from 1^(st) orbit to 3^(rd) orbit, then it will

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  13. According to uncertainty principal for an electron, time measurement w...

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  14. According to Rutherford's atomic model, the electron inside an atom ar...

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  15. Wavelength of a light emitted from second orbit to first orbit in a hy...

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  16. In terms of Rydberg constant R, the wave number of the first Balmer li...

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  17. The K(infty) X-ray emission line of tungsten occurs at lambda = 0.021 ...

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  18. The radius of an electron orbit in a hydrogen atom is of the order of

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  19. Which of the following atoms has the lowest ionisation potential?

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  20. The transition from the state n = 4 to n = 1 in a hydrogen like atom r...

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