Atomic Structure-Nature of Electromagnetic Radiation (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 1 - 3 of 3

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Question number: 1

» Atomic Structure » Nature of Electromagnetic Radiation

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Question

A 600 W mercury lamp emits monochromatic radiation of wavelength 331.3 nm. How many photons are emitted from the lamp per second?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 2

» Atomic Structure » Nature of Electromagnetic Radiation

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MCQ▾

Question

Find the frequency of light that corresponds to photons of energy ?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 3

» Atomic Structure » Nature of Electromagnetic Radiation

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MCQ▾

Question

For cathode rays’ the value of -

Choices

Choice (4) Response

a.

Is

b.

Is independent of the nature of the cathode and the gas filled in the discharge tube

c.

Is constant

d.

All a. , b. and c. are correct

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