a pendulum, swings backward forward direction passing through (y),the middle position of the oscillation first time the pendulum passes through (y), a stop watch is started the 21st time the pendulum pass (y) the stopwatch stopped the reading is (t) what is time period of pendulum
a)T/40 B) T/21
c)T/20 D)T/10
Answers & Comments
Answer:
D t/10
this is the best answer