A vector of magnitude 10 units makes an angle of 60 degrees with the positive x-axis. What is the horizontal component?
Q1. A vector of magnitude 10 units makes an angle of 60 degrees with the positive x-axis. What is the horizontal component?
Answer: 5 units
Explanation: The x-component is calculated as A cos(theta). For 10 units at 60 degrees, 10 * 0.5 = 5. Option A incorrectly uses sine.