According to Dark Matter Theory,most of the Mass of a Spiral

question 19

Multiple Choice

According to dark matter theory,most of the mass of a spiral galaxy is found

• A)within the central supermassive black hole.
• B)within the luminescent spiral arms.
• C)outside of the luminescent spiral arms.
• D)in the form of dark energy.

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Definitions:

Latch Coil

A coil in a relay or electrical circuit that, once energized, maintains its state until it is specifically reset, allowing it to function as a memory element in a control system.

Unlatch Coil

An instruction or action that interrupts the current flow to a coil, allowing a relay or similar device to return to its de-energized state.

Stepper Motor

An electric motor that moves in discrete steps, allowing precise control of position and speed.

Electrical Pulses

Rapid, transient changes in the electrical potential or voltage, often used as signals in various devices.