An anemometer for measuring windspeed consists of four small metal cups, each of mass 120 g, mounted on the ends of essentially massless rods 32 cm long. A) find the anemometers rotational inertia about its central axis. B) find it’s angular momentum when it’s spinning at 12 revolutions per second in the direction indicated. Treat the cups as point masses.

An anemometer for measuring windspeed consists of four small metal cups, each of mass 120 g, mounted on the ends of essentially massless rods 32 cm long. A) find the anemometers rotational inertia about its central axis. B) find it’s angular momentum when it’s spinning at 12 revolutions per second in the direction indicated. Treat the cups as point masses.

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