# Atomic Structure-Heisenberg Uncertainty Principle (NEET (National Eligibility cum Medical Entrance Test) Chemistry): Questions 1 - 5 of 9

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1145 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

## Question number: 1

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

### Question

what will be the uncertainty in velocity of a cricket ball if its uncertainty in position is of order of 1Å.

(If mass = 0.15kg)

### Choices

Choice (4) Response

a.

2.22m/s

b.

3.51m/s

c.

2.22m/s

d.

3.51m/s

## Question number: 2

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

### Question

If uncertainty in position and momentum are equal, the uncertainty in velocity is –

### Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question number: 3

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

### Question

The uncertainty in position and velocity of a particle are m and 5.27 x ms-1 respectively. Calculate the mass of the particle is (h = 6.625 x Js)

### Choices

Choice (4) Response

a.

0.99 g

b.

0.099 kg

c.

0.92 kg

d.

All of the above

## Question number: 4

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

### Question

Uncertainty in position of a minute particle of mass 25g in space is 1m. The uncertainty in its velocity (in m/s) is

### Choices

Choice (4) Response

a.

2.1

b.

2.1

c.

2.1

d.

2.1

## Question number: 5

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

### Question

Uncertainty is possible in a particle of 25g in space uncertainty in velocity is-

### Choices

Choice (4) Response

a.

1.1×10 - 28

b.

c.

d.

f Page