12) A simple pendulum is designed so that it makes two complete oscillations every second. Its Length is: A) 6.25cm (B) 16.5cm (C) 50.0cm (D) 19.5cm
12) A simple pendulum is designed so that it makes two complete oscillations every second. Its Length is: A) 6.25cm (B) 16.5cm (C) 50.0cm (D) 19.5cm
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
Transcribed Image Text:12) A simple pendulum is designed so that it makes two complete oscillations every second. Its Length
is:
A) 6.25cm (B) 16.5cm
(C) 50.0cm
(D) 19.5cm
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