M Karim Physics Numerical Book Solution Class 11 Instant
$$\mu = \frac{10}{5 \times 9.8} = 0.2$$
$$10 = \mu \times 5 \times 9.8$$
Using the equation: $$f = \mu N$$, where $\mu$ is the coefficient of friction and $N$ is the normal reaction. m karim physics numerical book solution class 11