# Atomic Structure-De-Broglie's Relationship (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 1 - 7 of 12

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## Question number: 1

» Atomic Structure » De-Broglie's Relationship

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MCQ▾

### Question

If a particle have momentum of p = 1.60 what will be the de Broglie wavelength (m) of that particle?

### Choices

Choice (4)Response

a.

500nm

b.

478nm

c.

414 nm

d.

520nm

## Question number: 2

» Atomic Structure » De-Broglie's Relationship

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MCQ▾

### Question

The wavelength of a 150 g rubber ball moving with velocity 50 m sec-1 is -

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 3

» Atomic Structure » De-Broglie's Relationship

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MCQ▾

### Question

Calculate momentum of radiations of wavelength 0.33 nm.

### Choices

Choice (4)Response

a.

Kg m sec-1

b.

Kg m sec-1

c.

Kg m sec-1

d.

Kg m sec-1

## Question number: 4

» Atomic Structure » De-Broglie's Relationship

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MCQ▾

### Question

Calculate the wavelength of a moving electron having 4.55 x 10-25 J of kinetic energy -

### Choices

Choice (4)Response

a.

6.27 x 1 meter

b.

6.27 x 1 meter

c.

7.27 x 1 meter

d.

12.27 x1 meter

## Question number: 5

» Atomic Structure » De-Broglie's Relationship

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MCQ▾

### Question

with what velocity must an electron travel so that its momentum is equal to that of a photon of wavelength =5200 Å?

### Choices

Choice (4)Response

a.

1235m/s

b.

1400m/s

c.

1300m/s

d.

1200m/s

## Question number: 6

» Atomic Structure » De-Broglie's Relationship

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MCQ▾

### Question

An electron beam can undergo diffraction by crystals. Through what potential should a beam of electrons be accelerated so that its wavelength becomes equal to

### Choices

Choice (4)Response

a.

33.3 volt

b.

63.3 volt

c.

43.3 volt

d.

53.3 volt

## Question number: 7

» Atomic Structure » De-Broglie's Relationship

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MCQ▾

### Question

A tennis ball have mass is moving with a speed of 62m/s. calculate the wavelength associated with the ball.

### Choices

Choice (4)Response

a.

5.6 × 10 - 34m

b.

c.

3.84 × 10 - 36m

d.

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