GATE (Graduate Aptitude Test in Engineering) Physics: Questions 602 - 606 of 659

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Question 602

Appeared in Year: 2006

Question

MCQ▾

A particle is moving in an inverse square force field. If the total energy of the particle is positive, then trajectory of the particle is –

Choices

Choice (4)Response

a.

Parabolic

b.

Circular

c.

Elliptical

d.

Hyperbolic

Question 603

Appeared in Year: 2006

Question

MCQ▾

A particle is moving in a spherically symmetric potential , where is a positive constant. In a stationary state, the expectation value of the kinetic energy of the particle is –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 604

Appeared in Year: 2006

Question

MCQ▾

The wavefunction of two identical particles in stated and are given by and , respectively. The particles obey Maxwell – Boltzmann statistics. The state of the combined two – particle system is expressed as;

Choices

Choice (4)Response

a.

b.

c.

d.

Question 605

Appeared in Year: 2006

Question

MCQ▾

The energy of electrons of wavevector in a solid is given by , where and are constants. The effective mass of the electron at is –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 606

Appeared in Year: 2006

Question

MCQ▾

The principal series of spectral lines of lithium is obtained by transitions between,

Choices

Choice (4)Response

a.

b.

c.

d.

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