Physics
Write three equations of uniformly accelerated motion relating the initial velocity (u), final velocity (v), time (t), acceleration (a) and displacement (S).
Motion in One Dimension
91 Likes
Answer
The equations of uniformly accelerated motion relating to the initial velocity (u), final velocity (v), time (t), acceleration (a) and displacement (S) are as follows —
(i) v = u + at
(ii) S = ut + at2
(iii) v2 = u2 + 2aS
Answered By
58 Likes
Related Questions
A body starts from rest with a uniform acceleration of 8 ms-2, then the distance covered by the body in 2 s is:
- 4 m
- 16 m
- 20 m
- 32 m
A car starting from rest accelerates uniformly to acquire a speed 20 km h-1 in 30 min. The distance travelled by car in this time interval will be —
- 600 km
- 5 km
- 6 km
- 10 km
Write an expression for the distance S covered in time t by a body which is initially at rest and starts moving with a constant acceleration a.
Derive the following equations for a uniformly accelerated motion —
(i) v = u + at
(ii) S = ut + at2
(iii) v2 = u2 + 2aS
where the symbols have their usual meanings.