Physicsmedium · Past Paper
A car accelerates from 10 m/s to 20 m/s in 5 seconds. What is its acceleration?
A2 m/s^2
B5 m/s^2
C10 m/s^2
D30 m/s^2
✓ Correct Answer: A — 2 m/s^2
a = (v - u) / t = (20 - 10) / 5 = 2 m/s^2.
Share this question
More from Physics
- What is the work done by a person who holds a 10 kg weight at a height of 2 m for 5 minutes?
- A hydrometer is used to measure:
- Calculate the focal length of a convex lens which forms a real image at 20 cm when an object is placed 20 cm away.
- Newton's third law of motion applies to:
- An object is thrown upwards. At the highest point, its velocity is: