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Unit 4 - Quantum Physics - Microscope - MCQ3

Total questions: 10

Worksheet time: 10mins

Name
Class
Date
1.

The operator ∇2 is called _______ operator

a)

Hamiltonian

b)

Laplacian

c)

Poisson

d)

Vector

2.

Which one is correct Schrodinger time independent equation

a)

[∇2 ψ + 2m (E –V) ψ] / ħ2 = 1

b)

[∇2 ψ + m (E –V) ψ] / ħ2 = 0

c)

[∇2 ψ + 2m (E –V) ψ] / ħ2 = 0

d)

[∇2 ψ + 2m (E –V) ψ] / ħ = 0

3.

Which one is correct Schrodinger time dependent equation?

a)

H = E

b)

H = Eψ

c)

Hψ = ψ

d)

Hψ = Eψ

4.

A microscope is an instrument that makes small objects appear larger.

a)

True

b)

False

5.

Optical microscope uses

a)

light radiation

b)

heat radiation

c)

X ray

d)

None

6.

Minimum distance can be resolved is

a)

30 A˚

b)

20 A˚

c)

10 A˚

d)

40 A˚

7.

Magnification power is defines as

a)

size of image / size of object

b)

size of image * size of object

c)

size of image + size of object

d)

size of object / size of image

8.

In electron microscope, Magnification is more than

a)

4,00,000X

b)

1,00,000X

c)

3,00,000X

d)

2,00,000X

9.

Scanning Tunneling Microscope was invented in the year

a)

1960

b)

1970

c)

1975

d)

1980

10.

STM is used in

a)

Integrated circuits

b)

Biomedical devices

c)

Material science

d)

All the above