Dual Nature of Matter and Radiation (AIIMS (All India Institute of Medical Sciences) Physics): Questions 18 - 22 of 27

Visit this page to view all the question topics

To view these problems with solutions proceed here and click "Subscribe Now".

Question number: 18

» Dual Nature of Matter and Radiation » De-Broglie Relation

Appeared in Year: 1995

MCQ▾

Question

The accelerating voltage of an electron gun is . De-Broglie wavelength of the electron will be – [RPMT]

Choices

Choice (4) Response

a.

b.

c.

d.

To view these problems with solutions proceed here and click "Subscribe Now".

Question number: 19

» Dual Nature of Matter and Radiation » Photoelectric Effect

Appeared in Year: 2007

MCQ▾

Question

Monochromatic light of frequency is produced by a laser. The power emitted is . The number of photons emitted, on the average, by the source per second is: [AIPMT]

Choices

Choice (4) Response

a.

b.

c.

d.

To view these problems with solutions proceed here and click "Subscribe Now".

Question number: 20

» Dual Nature of Matter and Radiation » Photoelectric Effect

MCQ▾

Question

What will be the wavelength of incident photon, if the threshold wavelength of a metal is and photo electrons have kinetic energy maximum

Choices

Choice (4) Response

a.

b.

c.

d.

To view these problems with solutions proceed here and click "Subscribe Now".

Question number: 21

» Dual Nature of Matter and Radiation » De-Broglie Relation

MCQ▾

Question

An particle moves in circular path of radius in the presence of a magnetic field of . Find the De – Broglie wavelength associated with the particle.

Choices

Choice (4) Response

a.

b.

c.

d.

To view these problems with solutions proceed here and click "Subscribe Now".

Question number: 22

» Dual Nature of Matter and Radiation » De-Broglie Relation

MCQ▾

Question

A proton and an particle accelerated through same voltage of . The ratio of their De-Broglie wavelength will be:

Choices

Choice (4) Response

a.

b.

c.

d.

To view these problems with solutions proceed here and click "Subscribe Now".