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NEET UG PHYSICS MCQ: UNITS & MEASUREMENTS

1 Medium

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Analyzing +4 | -1

The quantity

X = \frac{{{\varepsilon _0}LV}}{t}:{\varepsilon _0}

is the permittivity of free space, L is length, V is potential difference and t is time. The dimensions of X are same as that of

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Correct option: D

Current

Option D (Current) is correct because the dimensions of X are the same as that of current.

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Statement-I: Random errors can be positive or negative.
Statement-II: Cause of random errors are uncertain. An object is moving through the liquid. The viscous damping force acting on it is proportional to the velocity. Then dimension of constant of proportionality is The error due to parallax is a: 2.34 is obtained by rounding of the number The dimensional formula of self-inductance is The dimension of

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