AIIMS (All India Institute of Medical Sciences) Physics: Questions 35 - 39 of 500

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Question number: 35

» Ray Optics » Deviation and Dispersion of Light by a Prism

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Appeared in Year: 1995

MCQ▾

Question

Angle of prism is A and its one surface is silvered. Light rays falling at an angle of incidence 2A on first surface return back through the same path after suffering reflection at second silvered surface. Refractive index of the material of prism is – [AIIMS]

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 36

» Kinematics » Scalars and Vectors » Scalar and Vector Products

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MCQ▾

Question

A force of newton acts on a body and displaces it by meter. The work done by the force is:

Choices

Choice (4)Response

a.

19J

b.

12J

c.

10J

d.

25J

Question number: 37

» Physics and Measurement » Dimensions of Physical Quantities

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Appeared in Year: 2005

MCQ▾

Question

‘Per sec’ is the unit of – [AIIMS]

Choices

Choice (4)Response

a.

Angular acceleration

b.

Frequency

c.

Time

d.

Distance

Question number: 38

» Electrostatics » Torque on a Dipole in a Uniform Electric Field

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Appeared in Year: 1994

MCQ▾

Question

An electric dipole is placed in non-uniform electric field, then it experiences: - [RPMT, AIIMS 2003]

Choices

Choice (4)Response

a.

Only torque

b.

Only linear resultant force

c.

linear resultant force and torque

d.

No force

Question number: 39

» Ray Optics » Lens Maker's Formula and Lens Formula

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MCQ▾

Question

A lens is made of flint glass (refractive index = 1.5). When the lens is immersed in a liquid of refractive index 1.25, the focal length –

Choices

Choice (4)Response

a.

Increases to a factor of 1.25

b.

Increases to a factor of 2.5

c.

Decreases to a factor of 1.2

d.

Increases to a factor of 1.2

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