AIIMS (All India Institute of Medical Sciences) Physics: Questions 36 - 41 of 500

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Question number: 36

» Kinematics » Scalars and Vectors » Scalar and Vector Products

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.

12J

b.

19J

c.

10J

d.

25J

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Question number: 37

» Physics and Measurement » Dimensions of Physical Quantities

Appeared in Year: 2005

MCQ▾

Question

‘Per sec’ is the unit of – [AIIMS]

Choices

Choice (4) Response

a.

Frequency

b.

Distance

c.

Angular acceleration

d.

Time

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Question number: 38

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

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.

linear resultant force and torque

b.

Only torque

c.

No force

d.

Only linear resultant force

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Question number: 39

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

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.

Decreases to a factor of 1.2

b.

Increases to a factor of 1.25

c.

Increases to a factor of 1.2

d.

Increases to a factor of 2.5

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Question number: 40

» Experimental Skills » Refractive Index

Appeared in Year: 2004

MCQ▾

Question

An object is immersed in a fluid. In order that the object becomes invisible, it should – [AIIMS]

Choices

Choice (4) Response

a.

Behave as a perfect reflector

b.

Have refractive index one

c.

Absorb all light falling on it

d.

Have refractive index exactly matching with that of the surrounding fluid

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Question number: 41

» Electrostatics » Capacitors

Appeared in Year: 2004

MCQ▾

Question

A 40 µF capacitor in a defibrillator is charged to 3000 V. The energy stored in the capacitor is sent through the patient during a pulse of duration 2 ms. The power delivered to the patient is – [AIIMS]

Choices

Choice (4) Response

a.

360 kW

b.

90 kW

c.

180 kW

d.

45 kW

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