A balloon experiences the following vertical forces: an upward lift of

PHYSICS · Subjective · CBSE · Physics · Force and Laws of Motion · Force and Laws of Motion

Problem

12\,\text{N}

, and downward forces of

5\,\text{N}

(gravity) and

4\,\text{N}

(air drag). Determine the magnitude and direction of an additional vertical force required so that the net force on the balloon becomes zero.