Physicsmedium · Past Paper
Which of the following describes 'free fall'?
AFalling with air resistance
BFalling only under the influence of gravity
CFalling with constant velocity
DFalling with zero acceleration
✓ Correct Answer: B — Falling only under the influence of gravity
Free fall occurs when gravity is the only force acting on an object, implying no air resistance.
Share this question
More from Physics
- The displacement 's' of a particle at time 't' is given by s = 4t^2. The acceleration is:
- An object floats when its weight is:
- A girl of mass 40 kg runs up a flight of 50 steps, each 10 cm high. The work done by her is: (g = 10 m/s^2)
- If the velocity-time graph is a straight line parallel to the time axis, acceleration is:
- What is the speed of a car that travels 400m in 20s?