Embibe Experts Solutions for Exercise 1: EXERCISE

The density of a piece of clay is $1.8$ in $\mathrm{C}.\mathrm{G}.\mathrm{S}$ system of units. The corresponding value in $\mathrm{S}.\mathrm{I}$ unit system is

A quantity $X$ is given by $\eta A\frac{\Delta V}{\Delta y}$, where $\eta$ is coefficient of viscosity of a fluid, $A$ is area, $\Delta v$ is change in velocity and $\Delta y$ is change in height. The dimensional of formula for $X$ is the same as that of

The dimensional formula of relative density is

In the relation $y=a\cos \left(\omega t-Kx\right),$ the dimensional formula for $K$ is

Which unit is not for length?

Wavelength of ray of light is $0.00006 \mathrm{m}.$ It is equal to

Which of the following physical quantities represents the dimensional formula $\left[M^1{L}^{-2}{T}^{-2}\right]?$

In a given system of units, $1$ unit of mass $=2 \mathrm{kg},1$ unit of length $=5 \mathrm{m}$ and $1$ unit of time $=5 s.$ Then in this system, $1 \mathrm{N}$ represents