An object moves upwards at constant speed in water. Three vertical forces act on it: the weight $W$, the drag force $D$, and the upward force $U$. Which diagram shows the size and direction of the vertical forces acting on the object?
Physics 0625 · IGCSE · Forces
An object moves upwards at constant speed in water. Three vertical forces act on it: the weight $W$, the drag force $D$, and the upward force $U$. Which diagram shows the size and direction of the vertical forces acting on the object?