Physics

Problem

3\,\text{kg}

block is kept at rest on a smooth horizontal table. Calculate the magnitude of the normal reaction acting on the block (take

g=9.8\,\text{m}\,\text{s}^{-2}

). a)

9.8\,\text{N}

30\,\text{N}

29.4\,\text{N}

0\,\text{N}