4 ms·
The control force would be the product of the air density change and the pendulum bob volume. If he increased the pendulum bob volume with a light but fixed-siz
by dtgriscom 2y ago
The control force would be the product of the air density change and the pendulum bob volume. If he increased the pendulum bob volume with a light but fixed-size object (a foam-filled sphere?) he wouldn't need to adjust the density as much.