Some people think a pendulum with a period of 1.00 s can be driven with mental energy or
Chapter 16, Problem 23(choose chapter or problem)
Some people think a pendulum with a period of 1.00 s can be driven with mental energy or psycho kinetically, because its period is the same as an average heartbeat. True or not, what is the length of such a pendulum?
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer