Question
Question: A simple pendulum 4 m long swings with an amplitude of 0.2 m. What is its acceleration at the ends o...
A simple pendulum 4 m long swings with an amplitude of 0.2 m. What is its acceleration at the ends of its path ? (g = 10 m/s2)
A
Zero
B
10 m/s2
C
0.5 m/s2
D
2.5 m/s2
Answer
0.5 m/s2
Explanation
Solution
ω = Lg ∴ amax = ω2A = Lg × A = 0.5 m/s2