- [Easy]A ball is projected vertically upward with speed 18 m/s. Maximum height reached? (g = 9.8 m/s² ~ use 10 m/s² for simplicity)...
- [Medium]A projectile is fired with speed 25 m/s at 45°. Find its time of flight (g = 10 m/s²)....
- [Medium]A car moves the first 30 km at 60 km/h and the next 30 km at 90 km/h. What is the average speed for the whole trip?...
- [Hard]Rain falls vertically with speed 12 m/s. A person runs east at 4.36 m/s and observes the rain at 20° from vertical. What is the horizontal velocity co...
- [Easy]A runner completes one full lap of a 400 m circular track in 60 s. Which statement is correct about distance and displacement?...
- [Easy]A boat travels 12 km east, then 5 km north. What is the magnitude of net displacement?...
- [Medium]A projectile is launched with speed 20 m/s at 30° above horizontal. Ignore air resistance. What is its range? (g = 10 m/s²)...
- [Easy]Velocity of a particle changes uniformly from 8 m/s east to 4 m/s west in 3 s. Magnitude of average acceleration?...
- [Medium]For a particle with a velocity-time graph forming a straight line from 10 m/s at t=0 to 22 m/s at t=6 s, what is the displacement during this interval...
- [Medium]A body moves 20 m with uniform acceleration from rest reaching speed v, then immediately 20 m with uniform deceleration coming to rest. Total time for...
- [Medium]Position x (m) vs time t (s) graph of a particle is a parabola opening upward: x = 2 + 3t + t². Find velocity at t = 4 s....
- [Medium]Velocity of a particle varies as v = 4t (m/s). Find displacement in first 5 s (starts at origin)....
- [Medium]Car A moves east at 20 m/s. Car B moves west at 15 m/s along the same straight road. What is the velocity of B relative to A?...
- [Easy]A particle starts from rest and accelerates uniformly at 3 m/s². Distance covered in 6 s?...
- [Hard]A swimmer can swim at 1.5 m/s in still water. River flows east at 0.5 m/s. To go straight north, at what angle upstream (from north) should the swimme...