Physicsmedium · Past Paper
A car starting from rest moves with an acceleration of 4 m/s^2. What is its velocity after 10s?
A4 m/s
B40 m/s
C400 m/s
D0.4 m/s
✓ Correct Answer: B — 40 m/s
v = u + at = 0 + (4 * 10) = 40 m/s.
Share this question
More from Physics
- Water is falling from a waterfall at the rate of 100 kg/s on the blades of a turbine. If the height of the fall is 100 m, the power delivered to the turbine is (g=10):
- Which part of the eye controls the amount of light entering it?
- If you are standing 100 meters away from a mountain and you shout, how much time will it take for the echo to reach you? (Speed of sound = 340 m/s)
- Total Internal Reflection occurs when light travels from:
- If an object is placed 20 cm from a concave mirror of focal length 10 cm, the image is formed: