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Exam Details

Physics (PH) 2008

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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) 2008 – 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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  • After three warnings, the examination window will close automatically

Syllabus

Full Syllabus

Sample questions from this paper

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

1
2008 · Unclassified
Physics (PH) 2008
Q.1 – Q.20 carry one mark each.

For arbitrary matrices E, F, G and H, if EF - FE = 0 then Trace(EFGH) is equal to

A
Trace(HGFE)
B
Trace(E)Trace(F)Trace(G)Trace(H)
C
Trace(GFEH)
D
Trace(EGHF)
2
2008 · Unclassified
Physics (PH) 2008

An unitary matrix is given, where a, b, c, d, α and β are real. The inverse of the matrix is

A
B
C
D
3
2008 · Unclassified
Physics (PH) 2008

The curl of a vector field F is 2ẑ. Identify the appropriate vector field F from the choices given below.

A
F = 2xî + 3yĵ + 5yẑ
B
F = 3xî + 5yẑ
C
F = 3xî + 5yĵ
D
F = 2x + 5yẑ
4
2008 · Unclassified
Physics (PH) 2008

A rigid body is rotating about its centre of mass, fixed at the origin, with an angular velocity ω and angular acceleration α. If the torque acting on it is Γ and its angular momentum is L, the rate of change of its kinetic energy is

A
½ Γ ⋅ ω
B
½ L ⋅ α
C
½ (Γ ⋅ ω + L ⋅ α)
D
½ L ⋅ ω
5
2008 · Unclassified
Physics (PH) 2008

A cylinder of mass M and radius R is rolling down without slipping on an inclined plane of angle of inclination θ. The number of generalized coordinates required to describe the motion of this system is

A
1
B
2
C
4
D
6
6
2008 · Unclassified
Physics (PH) 2008

A parallel plate capacitor is being discharged. What is the direction of the energy flow in terms of the Poynting vector in the space between the plates?

A
Along the wire in the positive z axis
B
Radially inward (−r̂)
C
Radially outward (r̂)
D
Circumferential (φ̂)