Physics and Measurement (NEET Physics): Questions 60 - 61 of 61

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Question number: 60

» Physics and Measurement » Accuracy and Precision of Measuring Instruments

MCQ▾

Question

If h be the elevation or depression of a spherical surface from the plane glass plate and o be the mean distance between two consecutive points corresponding to the impressions made by the three legs of a spherometer then the radius of curvature is

Choices

Choice (4) Response

a.

l26h+h2

b.

l26h+2h

c.

l26h+h22

d.

l26hh2

Question number: 61

» Physics and Measurement » Dimensions of Physical Quantities

Appeared in Year: 2016

MCQ▾

Question

Planck’s constant (h), speed of light in vacuum (c) and Newton’s gravitational constant (G) are three fundamental constants. Which of the following combinations of these has dimension of length?

Choices

Choice (4) Response

a.

Gch32

b.

hcG32

c.

hcG

d.

hGc52

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