Classical Mechanics [CSIR (Council of Scientific & Industrial Research) Physical Sciences]: Questions 46 - 50 of 109
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Question 46
Appeared in Year: 2012
Question MCQ▾
The Poisson bracket has the value – (June)
Choices
Choice (4) | Response | |
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a. | 1 | |
b. | ||
c. | ||
d. | 3 |
Question 47
Appeared in Year: 2011
Question MCQ▾
A particle of mass ‘m’ moves inside a bowl. If the surface of the bowl is given by the equation where, is a constant, the Lagrangian of the particle is: (December)
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 48
Appeared in Year: 2011
Question MCQ▾
An annulus of mass M made of a material of uniform density has inner and outer radii ‘a’ and ‘b’ respectively. Its principal moment of inertia along the axis of symmetry perpendicular to the plane of the annulus is: (December)
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 49
Appeared in Year: 2011
Question MCQ▾
The minimum energy of an electron (the rest mass of which is 0.5 MeV) that can emit Cerenkov radiation while passing through water (of refractive index 1.5) is approximately – (December)
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 50
Question MCQ▾
The character table of , the group of symmetries of an equilateral triangle is given below,
In the above denotes the three classes of , containing 1,3 and 2 elements respectively, and are the characters of the three irreducible representations and of . The entries and in this table are, respectively –
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |