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7 May 2023
1. A heavy brass ball is used to make a pendulum with a period of 5.5s. How long is the cable that connects the pendulum ball to the ceiling?
a) 4.7 m
b) 6.2 m
c) 7.5 m
d) 8.7 m
1. A heavy brass ball is used to make a pendulum with a period of 5.5s. How long is the cable that connects the pendulum ball to the ceiling?
a) 4.7 m
b) 6.2 m
c) 7.5 m
d) 8.7 m
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