Embibe Experts Solutions for Chapter: Physical World and Measurement, Exercise 1: Exercise 1

If $F_{g^{\text{'}}}{F}_{N^{\text{'}}}{F}_W$ and $F_E$ be the gravitational, nuclear, weak and electromagnetic forces respectively, then arrange them in proper order as per their strength.

Choose the correct statement.

Which of the following is not a derived force?

Choose the correct statement.

The order of magnitude of Number $11$ is

The number of significant figures in $0.700 {\mathrm{m}}^2$ are

Which of the following units denotes the dimensions $\frac{M{L}^2}{Q^2}$, where $Q$ denotes the electric charge?

Which of the following pairs does not have similar dimensions?