Dual Nature of Matter and Radiation-De-Broglie Relation (AIIMS Physics): Questions 1 - 5 of 8

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Question number: 1

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

Appeared in Year: 2003

MCQ▾

Question

If an electron and a photon propagate in the form of waves having the same wavelength, it implies that can they have the same –

Choices

Choice (4) Response

a.

Momentum

b.

Angular momentum

c.

Velocity

d.

Energy

Question number: 2

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

Appeared in Year: 2005

Assertion-Reason▾

Assertion (Ꭺ)

The energy (E) and momentum (p) of a photon are related by P=Ec .

Reason (Ꭱ)

The photon behaves like a particle.

Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

b.

Ꭺ is true but Ꭱ is false

c.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

d.

Both Ꭺ and Ꭱ are false

Question number: 3

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

MCQ▾

Question

A proton moves on a circular path of radius 4.2×103m in a perpendicular magnetic field of 0.490T . The De Broglie wavelength associated with the proton will be –

Choices

Choice (4) Response

a.

0.002

b.

0.2

c.

2

d.

0.02

Question number: 4

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

Appeared in Year: 1995

MCQ▾

Question

The accelerating voltage of an electron gun is 50, 000volt . De-Broglie wavelength of the electron will be – [RPMT]

Choices

Choice (4) Response

a.

0.095

b.

0.055

c.

0.077

d.

0.55

Question number: 5

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

MCQ▾

Question

An α particle moves in circular path of radius 0.75cm in the presence of a magnetic field of 0.30Wbm2 . Find the De – Broglie wavelength associated with the particle.

Choices

Choice (4) Response

a.

0.02

b.

0.1

c.

0.01

d.

0.03

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