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Exam Details

Physics (PH) 2007

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Questions 85
Duration 180 mins
Package Physics (PH) - Previous Year Papers

Paper pattern & analysis

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Showing all 85 questions in this paper.

Subject distribution

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Topic distribution

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Subtopic distribution

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Difficulty distribution

Easy 85 100%

Question type distribution

Multiple Choices 85 100%

Instructions

Physics (PH) 2007 – Instructions
  • Total number of questions: 85
  • 20 questions carry one mark each
  • 65 questions carry two marks each
  • Negative marking: 1/4 of the marks allotted to the question
  • Use of calculator is allowed
  • This is a proctored examination
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Syllabus

Full Syllabus

Sample questions from this paper

Questions are selected across the paper subjects wherever the paper contains that variety.

1
2007 · Unclassified
Physics (PH) 2007
Q.1 – Q.20 carry one mark each.

The eigenvalues of a matrix are i, -2i and 3i. The matrix is

A
unitary.
B
anti-unitary.
C
Hermitian.
D
anti-Hermitian.
2
2007 · Unclassified
Physics (PH) 2007

A space station moving in a circular orbit around the Earth goes into a new bound orbit by firing its engine radially outwards. This orbit is

A
a larger circle.
B
a smaller circle.
C
an ellipse.
D
a parabola.
3
2007 · Unclassified
Physics (PH) 2007

A power amplifier gives 150W output for an input of 1.5W. The gain, in dB, is

A
10
B
20
C
54
D
100
4
2007 · Unclassified
Physics (PH) 2007

Four point charges are placed in a plane at the following positions: +Q at (1, 0), -Q at (-1, 0), +Q at (0, 1) and -Q at (0, -1). At large distances the electrostatic potential due to this charge distribution will be dominated by the

A
monopole moment.
B
dipole moment.
C
quadrupole moment.
D
octopole moment.
5
2007 · Unclassified
Physics (PH) 2007

A charged capacitor (C) is connected in series with an inductor (L). When the displacement current reduces to zero, the energy of the LC circuit is

A
stored entirely in its magnetic field.
B
stored entirely in its electric field.
C
distributed equally among its electric and magnetic fields.
D
radiated out of the circuit.
6
2007 · Unclassified
Physics (PH) 2007

Match the following

Group IGroup II
P. Franck-Hertz experiment1. electronic excitation of molecules
Q. Hartree-Fock method2. wave function of atoms
R. Stern-Gerlach experiment3. spin angular momentum of atoms
S. Franck-Condon principle4. energy levels in atoms
(A) P-4 Q-2 R-3 S-1 (B) P-1 Q-2 R-3 S-4 (C) P-4 Q-1 R-3 S-2 (D) P-4 Q-1 R-2 S-3
A
B
C
D