Atomic StructureHeisenberg Uncertainty Principle (NEET (National Eligibility cum Medical Entrance Test) Chemistry): Questions 1  5 of 9
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Question number: 1
» Atomic Structure » Heisenberg Uncertainty Principle
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
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
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
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
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. 

