A Protostar Forming Without Magnetic Fields Will Most Likely Lack

question 10

Multiple Choice

A protostar forming without magnetic fields will most likely lack:

• A) a molecular outflow.
• B) an accretion disk.
• C) an envelope.
• D) the conditions necessary for fusion.

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Definitions:

Clamp-on Ammeter

A measuring instrument that can measure the current flow in a conductor without requiring any physical contact or disconnecting the circuit.

Ayrton

Refers to Hertha Ayrton, a British engineer, mathematician, physicist, and inventor, known for her work on electric arcs and ripples in sand and water.

D'Arsonval

Refers to a type of galvanometer used for detecting and measuring small electric currents by the mechanical movement it produces through a magnetic field.

D'Arsonval Meter

A type of ammeter, based on the D'Arsonval galvanometer, used to measure electric current with a moving coil in a magnetic field.