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The perimeter of two similar triangles ...

The perimeter of two similar triangles are in 4:9 ratio, the ratio of their corresponding sides is…………..

A

I-b, II-c, III -a, IV-a

B

I-c, II-c, III-a, IV-c

C

I-b, II-b, III-a, IV-c

D

I-b, II-b, III-b, IV-b

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The correct Answer is:
B
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AAKASH SERIES-ATOMIC STRUCTURE-Objective exercise - 2B
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  2. The kinetic energy of photo electrons depends on (A) Frequency of in...

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  4. (A) : In photoelectric effect, when the frequency of incident light is...

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  5. The electron in the Hydrogen atom is excited to the 5^(th) orbit, the ...

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  6. The wavelength of spectral line emitted by hydrogen atom in the Lyman ...

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  7. The longest wave length in Balmer series is

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  8. If the wave length of the first member of Balmer series of a hydrogen ...

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  9. What is the lowest energy of the spectral line emitted by the hydrogen...

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  10. (A) : Limiting line in Balmer series has a wavelength of 364.4 nm (R...

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  11. The wave number of the first line is Balmer series of hydrogen in 1520...

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  12. The electron in a hydrogen atom makes a transition from an excited sta...

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  13. In a hydrogen atom, if energy of an electron in ground state is 13.6 e...

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  14. The velocity of an electron in the fourth Bohr's orbit of hydrogen is ...

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  15. As the quantum number increases, the difference of energy between cons...

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  16. The ionization potential of H atoms is 13.6 V. The energy difference b...

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  17. If the electron falls from n = 3 to n = 2, in hydrogen atom then emitt...

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  18. Which of the following transistions in hydrogen atom will require the ...

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  19. The value of first Bohr's radius of hydrogen atom is

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  20. The radius of the first orbit of Hydrogen is 0.53 Å. The radius of sec...

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