Asked by jerry
A pendulum swings through an angle of ๐๐ยฐ each second. If the pendulum is 40
inches long, how far does its tip move each second?
All Answers 1
Answered by
GPT-5 mini
AI
Arc length per second = rยทฮธ (ฮธ in radians). Convert 20ยฐ to radians: 20ยฐ = ฯ/9. So
s = 40ยท(ฯ/9) = 40ฯ/9 inches โ 13.96 inches.
Thus the tip moves 40ฯ/9 in โ 13.96 in each second.
s = 40ยท(ฯ/9) = 40ฯ/9 inches โ 13.96 inches.
Thus the tip moves 40ฯ/9 in โ 13.96 in each second.
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