NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 2102 - 2105 of 2142

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Question number: 2102

» Electronic Devices » Semiconductor Diode

Appeared in Year: 2017

MCQ▾

Question

Which one of the following represents forward bias diode?

Choices

Choice (4) Response

a.

A portion of diode connection : Choice A

A Portion of Diode Connection: Choice A

In figure a portion of diode connection in circuit is shown.

b.

A portion of diode connection : Choice B

A Portion of Diode Connection: Choice B

In figure a portion of diode connection in circuit is shown.

c.

A portion of diode connection : Choice C

A Portion of Diode Connection: Choice C

In figure a portion of diode connection in circuit is shown.

d.

A portion of diode connection : Choice D

A Portion of Diode Connection: Choice D

In figure a portion of diode connection in circuit is shown.

Question number: 2103

» Ray Optics » Resolving Power of Microscopes and Astronomical Telescopes

Appeared in Year: 2017

MCQ▾

Question

The ratio of resolving powers of an optical microscope for two wavelengths and is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 2104

» Electrostatics » Equipotential Surfaces

Appeared in Year: 2017

MCQ▾

Question

The diagrams below show regions of equipotential

In figure Regions of Equipotential

In Figure Regions of Equipotential

In figure regions of equipotential is shown.

A positive charge is moved from A to B in each diagram –

Choices

Choice (4) Response

a.

Maximum work is required to move q in figure (2).

b.

Minimum work is required to move q in figure (1)

c.

In all the four cases the work done is the same.

d.

Maximum work is required to move q in figure (3).

Question number: 2105

» Kinematics » Uniformly Accelerated Motion

Appeared in Year: 2017

MCQ▾

Question

The and coordinates of the particle at any time are and respectively, where and are in meters and in seconds. The acceleration of the particle at is:

Choices

Choice (4) Response

a.

0

b.

c.

d.

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