Question Detail
Question
If weight of a falling tennis ball is 1.0 N and drag force acting on it is 0.2 N then resultant force is:
Correct Answer
Option A is the correct answer.
Detailed Explanation
Weight acts downward, drag force opposes motion (upward). Resultant force = weight - drag = 1.0 - 0.2 = 0.8 N downward.
Hint
Forces in opposite directions subtract.