GATE Physics: Questions 92 - 96 of 622

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Question number: 92

» Atomic and Molecular Physics » Raman Effect

Appeared in Year: 2015

Short Answer Question▾

Write in Short

The excitation wavelength of laser in a Raman Effect experiment is 546 nm. If the stokes’ line is observed at 552 nm, then the wavelength of the anti – stokes’ line (in per cm) is ________.

Question number: 93

» Electromagnetic Theory » Diffraction and Polarization

Appeared in Year: 2015

Short Answer Question▾

Write in Short

A point charge is placed between two semi – infinite conducting plates which are inclined at an angle of 300 with respect to each other. The number of image charge is ________.

Question number: 94

» Electromagnetic Theory » Diffraction and Polarization

Appeared in Year: 2014

MCQ▾

Question

An unpolarized light wave is incident from air on a glass surface at the Brewster angle. The angle between the reflected and the refracted wave is –

Choices

Choice (4) Response

a.

900

b.

450

c.

1200

d.

00

Question number: 95

» Mathematical Physics » Elements of Complex Analysis » Cauchy-Riemann Conditions

Appeared in Year: 2014

MCQ▾

Question

The length element ds of an arc is given by, (ds)2=2(dx1)2+(dx2)2+3dx1dx2 . The metric tensor gij is –

Choices

Choice (4) Response

a.

(232321)

b.

(213232)

c.

(132322)

d.

(2331)

Question number: 96

» Mathematical Physics » Linear Differential Equations

Appeared in Year: 2015

MCQ▾

Question

If f(x)=ex2 and g(x)= x ex2 , then –

Choices

Choice (4) Response

a.

g is differentiable everywhere but f is not

b.

f and g are differentiable everywhere

c.

f is differentiable everywhere but g is not

d.

g is discontinuous at x=0

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