A stone is thrown horizontally from a height of 20 meters. How long does it take

Practice Questions

Q1
A stone is thrown horizontally from a height of 20 meters. How long does it take to hit the ground? (Assume g = 9.8 m/s²)
  1. 1 s
  2. 2 s
  3. 3 s
  4. 4 s

Questions & Step-by-Step Solutions

A stone is thrown horizontally from a height of 20 meters. How long does it take to hit the ground? (Assume g = 9.8 m/s²)
  • Projectile Motion – The question tests understanding of the time of flight for an object in free fall, independent of horizontal motion.
  • Kinematic Equations – Application of the kinematic equation for vertical motion to determine the time taken to fall a certain height.
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