CSIR (Council of Scientific & Industrial Research) Physical Sciences: Questions 127 - 130 of 696
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Question 127
Appeared in Year: 2012
Question MCQ▾
A binary star system consists of two stars S1 and S2, with masses m and 2m respectively separated by a distance r. If both S1 and S2 individually follow circular orbits around the centre of mass with instantaneous speed and respectively, the speed ratio is – (December)
Choices
Choice (4) | Response | |
---|---|---|
a. | 1 | |
b. | 0 | |
c. | 2 | |
d. |
Question 128
Appeared in Year: 2012
Question MCQ▾
The unit normal vector at the point,
On the surface of the ellipsoid
is – (December)
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 129
Appeared in Year: 2014
Question MCQ▾
Which of the graphs below gives the correct qualitative behavior of the energy density of black body radiation of wavelength at two temperature and ? (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 130
Appeared in Year: 2014
Question MCQ▾
Suppose Hamiltonian of a conservative system in classical mechanics is ; where is a constant and and are the position and momentum respectively. The corresponding Hamiltonian in quantum mechanics, in the coordinate representation, is – (December)
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |