GATE (Graduate Aptitude Test in Engineering) Physics (PE): Questions 246 - 250 of 1823
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Question 246
Appeared in Year: 2013
Question MCQ▾
Let be a random variable uniformly distributed in the interval and , where is a real constant. If V is to be exponentially distributed in the interval with unit standard deviation, then the value of should be – (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | -1 | |
b. | 1 | |
c. | ||
d. |
Question 247
Appeared in Year: 2014
Question MCQ▾
The van der Waals equation of state for a gas is given by, Where P, V and T represent the pressure, volume and temperature respectively, and and are constant parameters. At the critical point, where all the roots of the above cubic equation are degenerate, the volume is given by, (June – 2014)
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 248
Appeared in Year: 2014
Question MCQ▾
The pressure of a nonrelativistic free Fermi gas in three – dimension depends, at , on the density of fermions as. (June – 2014)
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 249
Appeared in Year: 2014
Question MCQ▾
A permanently deformed even – even nucleus with has rotational energy 93 KeV. The energy of next excited state is – (June – 2014)
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 250
Appeared in Year: 2013
Question MCQ▾
The expectation value of the x – component of the orbital angular momentum in the state,
(Where are the eigenfunction in usual notation) , is – (December -2013)
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. | 0 |