Stars Spend About 90% of Their Lifetime on the Main

question 36

True/False

Stars spend about 90% of their lifetime on the main sequence.

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Definitions:

Driveshaft

A mechanical component for transmitting torque and rotation, usually used in vehicles to connect other components of the drivetrain that cannot be directly connected.

Pole Pieces

Components in an electric motor or generator that enhance the magnetic field produced by the winding.

Permanent Magnet Motors

Electric motors that utilize permanent magnets in the rotor to create a constant magnetic field, improving efficiency and reducing energy consumption.

Electromagnetic Field Coils

Coils of wire that generate a magnetic field when an electric current passes through them, used in various electrical and electronic devices.