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NEET UG PHYSICS MCQ: UNITS & MEASUREMENTS

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Analyzing +4 | -1

The dimension of stopping potential

{V_0}

in photoelectric effect in units of Planck’s constant

h,

speed of light

c

and gravitational constant

G

and ampere

A

is

View answer and explanation

Correct option: D

{h^{0}}{c^{5}}{G^{-1}}{A^{ - 1}}

Option D (

{h^{0}}{c^{5}}{G^{-1}}{A^{ - 1}}

) is correct because it is derived from equating the dimensions of stopping potential with the given fundamental constants.

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\frac{1}{{\sqrt {{\varepsilon _0}{\mu _0}} }}