Physicshard · Past Paper
A particle starts from rest and moves with an acceleration that increases linearly with time as a = kt. The velocity after time 't' will be:
Akt^2
B1/2 kt^2
Ckt
D2kt^2
✓ Correct Answer: B — 1/2 kt^2
v = integral of a dt = integral of kt dt = 1/2 kt^2.
Share this question
More from Physics
- What is the power of a plane glass plate?
- Action and reaction forces act on:
- What is the displacement of a satellite moving in a circular orbit of radius R after completing half a revolution?
- What is the power of a heart that beats 72 times a minute and does 1 J of work per beat?
- The refractive index of a medium is 1.5. The speed of light in that medium is: