Physics

Problem

2.0\,\text{kg}

metal block of volume

1.5\times10^{-4}\,\text{m}^3

is suspended by a cord and fully submerged in water inside a rocket that accelerates straight upward at

4.0\,\text{m/s}^2

. The block remains at rest relative to the water. What is the tension in the cord? a)

19\,\text{N}

28\,\text{N}

26\,\text{N}

11\,\text{N}