Question 20
DynamicsA particle starts from rest and accelerates at 4 ms−2. Find the distance covered after 4 seconds.
- A.12 m
- B.14 m
- C.18 m
- D.32 m
Show the answer and explanation
Answer: D (32 m)
Explanation
s = ut + ½at² = 0 + ½ × 4 × 16 = 32 m.
A particle starts from rest and accelerates at 4 ms−2. Find the distance covered after 4 seconds.
Answer: D (32 m)
s = ut + ½at² = 0 + ½ × 4 × 16 = 32 m.