The two person of a body undergoing a uniformly accelerated motion are (10s, 10ms-1) and (30s, 50ms-1). On the velocity-time graph pf the body.
-
A.
0.5ms-2 -
B.
2.0ms-2 -
C.
10.0ms-2 -
D.
40.0ms-2
Correct Answer: Option B
Explanation
Slope = a = (frac{deltav}{deltat})
= (frac{50 – 10}{30 – 10})
= 2.0ms-2