APPLIED PHYSICS (UNIT-1 & UNIT-2)

APPLIED PHYSICS (UNIT-1 & UNIT-2)

University - Professional Development

30 Qs

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APPLIED PHYSICS (UNIT-1 & UNIT-2)

APPLIED PHYSICS (UNIT-1 & UNIT-2)

Assessment

Quiz

Physics

University - Professional Development

Medium

Created by

Dr.P.Gayatri Engineering

Used 61+ times

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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. Matter waves are first experimentally verified by

De-broglie

Schrodinger

Davisson & Germer

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. The wavelength associated with an electron accelerated by a potential 1600 V is

1.2 A0

12.26 A0

3.06 A0

0.306 A0

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. The Minimum amount of energy required for photoelectric emission to start is called

Threshold frequency

Work Function

Photoelectric effect

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4. If the momentum of a particle is doubled, then the debroglie wavelength will be

Half of original wavelength

Double the original wavelength

Four times the original wavelength

No change in wavelength

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5. Davisson and Germer experiment relates to

Interference

Diffraction

Polarization

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

6. The wavelength of matter wave is independent of

Mass

Velocity

Momenum

Charge

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Energy possessed by a particle in the first exicted state is

h2/8mL2

h2/4mL2

4h2/8mL

h2/4mL2

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