Quantum Mechanics [GATE (Graduate Aptitude Test in Engineering) Physics (PE)]: Questions 21 - 25 of 251
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Question 21
Appeared in Year: 2012
Question MCQ▾
The component along an arbitrary direction , with direction cosines , of the spin of spin particle is measured. The result is – (June)
Choices
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d. | 0 |
Question 22
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)
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Question 23
Appeared in Year: 2014
Question MCQ▾
A particle of mass m in three dimensions is in the potential . Its ground state energy is - (June)
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Question 24
Appeared in Year: 2012
Question MCQ▾
A particle of mass m is in a cubic box of size . The potential inside the box is zero and infinite outside. If the particle is in an eigenstate of energy its wavelength is – (June)
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d. |
Question 25
Appeared in Year: 2012
Question MCQ▾
Let denote the eigenfunctions of a Hamiltonian for a spherically symmetric potential . The wave function is an eigenfunction only of – (June)
Choices
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b. | ||
c. | ||
d. |