Experimental Skills (NEET Physics): Questions 60 - 63 of 66

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Question number: 60

» Experimental Skills » Prism

MCQ▾

Question

The refractive index of the material of a prism does not depend on which of the following factor?

Choices

Choice (4) Response

a.

Temperature

b.

Nature of the material

c.

Wavelength or colour of light

d.

Angle of the prism.

Question number: 61

» Experimental Skills » Potentiometer

MCQ▾

Question

If we replaced potentiometer wire by another wire having more resistivity, than potential gradient will be,

Choices

Choice (4) Response

a.

Remain same

b.

Increasing

c.

may increase or may decrease.

d.

Decreasing

Question number: 62

» Experimental Skills » Potentiometer

MCQ▾

Question

A potentiometer works on the principle that

Choices

Choice (4) Response

a.

when a current flows through a wire of uniform thickness and material, potential difference between its two points is inversely proportional to the length of the wire between the points

b.

when a current flows through a wire of uniform thickness and material, potential difference between its two points doesn’t depend on the length of the wire between the points

c.

when a current flows through a wire of uniform thickness and material, potential difference between its two points is directly proportional to the length of the wire between the two points

d.

All of the above

Question number: 63

» Experimental Skills » Galvanometer

MCQ▾

Question

A current of 4A produces a deflection of 30° in the galvanometer. The figure of merit is

Choices

Choice (4) Response

a.

6.5Arad

b.

7.5Arad

c.

7.6Arad

d.

8.0Arad

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