Embibe Experts Solutions for Chapter: Units and Measurements, Exercise 1: MHT-CET 2019

Let $x=\left[\frac{a^2{b}^2}{c}\right]$be the physical quantity. If the percentage error in the measurement of physical quantities $a$, $b$ and $c$ is $2$, $3$ and $4$ percent respectively then percentage error in the measurement of $x$ is

The dimensions of Planck's constant are same as the product of

If $E, M, L$ and $G$ denote energy, mass, angular momentum and constant of gravitation respectively then $\left(\frac{E{L}^2}{G^2{M}^5}\right)$ has dimensions of

If the dimensions of a physical quantity are given by $\left[L^a{M}^b{T}^c\right]$ then the physical quantity is

The force $F$ acting on a body of density $d$ are related by the reflection $F=\frac{y}{\sqrt{d}}$ . The dimensions of $y$ are

The dimensions of self or mutual inductance are given as

The ratio of the dimensions of Planck’s constant to that of moment of inertia is the dimension of