Atoms and Nuclei-Hydrogen Spectrum (NEET (National Eligibility cum Medical Entrance Test) Physics): Questions 12 - 15 of 15

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Question number: 12

» Atoms and Nuclei » Hydrogen Spectrum

MCQ▾

Question

When a hydrogen atom is raised from the ground state to an excited state

Choices

Choice (4) Response

a.

P. E. increases and K. E. decreases

b.

kinetic energy and potential energy increase

c.

K. E. and P. E. decrease

d.

P. E. decreases and K. E. increases

Question number: 13

» Atoms and Nuclei » Hydrogen Spectrum

MCQ▾

Question

The Lyman series of hydrogen spectrum lies in the region

Choices

Choice (4) Response

a.

Visible

b.

Ultraviolet

c.

X-rays

d.

Infrared

Question number: 14

» Atoms and Nuclei » Hydrogen Spectrum

Appeared in Year: 2016

MCQ▾

Question

If an electron in a hydrogen atom jumps from the 3rd orbit to the 2nd orbit, it emits a photon of wavelength Equation . When it jumps from the 4th orbit to the 3rd orbit, the corresponding wavelength of the photon will be –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 15

» Atoms and Nuclei » Hydrogen Spectrum

Appeared in Year: 2017

MCQ▾

Question

The ratio of wavelengths of the last line of Balmer series and the last line of Lyman series is

Choices

Choice (4) Response

a.

1

b.

0.5

c.

2

d.

4

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