A particle has initial velocity 4i + 4j m/s and an acceleration -0.4i m/s^2, at what time will its speed be 5 m/s? A particle has initial velocity 4i + 4j m/s and an acceleration -0.4i m/s^2 at what time will its speed be 5 m/s? September 25, 2020 Category: Uncategorised (JEE Advanced Physics by [...]